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61213304362132 = 22134397728020731
BaseRepresentation
bin11011110101100010101010…
…10000110001010010010100
322000201221020102121020202201
431322301111100301102110
531010404321404042012
6334105000453414244
715615341514024316
oct1572612520612224
9260657212536681
1061213304362132
11185604645373aa
126a4766b93a384
13282050b602310
141118a4dbb77b6
157124727b1857
hex37ac55431494

61213304362132 has 48 divisors (see below), whose sum is σ = 118167237663552. Its totient is φ = 27567018339840.

The previous prime is 61213304362127. The next prime is 61213304362141. The reversal of 61213304362132 is 23126340331216.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 61213304362091 and 61213304362100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11825794 + ... + 16194937.

It is an arithmetic number, because the mean of its divisors is an integer number (2461817451324).

Almost surely, 261213304362132 is an apocalyptic number.

It is an amenable number.

61213304362132 is a deficient number, since it is larger than the sum of its proper divisors (56953933301420).

61213304362132 is a wasteful number, since it uses less digits than its factorization.

61213304362132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28021768 (or 28021766 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 37.

Adding to 61213304362132 its reverse (23126340331216), we get a palindrome (84339644693348).

The spelling of 61213304362132 in words is "sixty-one trillion, two hundred thirteen billion, three hundred four million, three hundred sixty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 13 26 43 52 86 172 559 977 1118 1954 2236 3908 12701 25402 42011 50804 84022 168044 546143 1092286 2184572 28020731 56041462 112082924 364269503 728539006 1204891433 1457078012 2409782866 4819565732 15663588629 27376254187 31327177258 54752508374 62654354516 109505016748 355891304431 711782608862 1177178930041 1423565217724 2354357860082 4708715720164 15303326090533 30606652181066 61213304362132