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58793400661 = 178699397567
BaseRepresentation
bin110110110000010111…
…000001100101010101
312121202102011012121211
4312300113001211111
51430402102310121
643002002341421
74150645442242
oct666027014525
9177672135554
1058793400661
1122a30384126
12b48995a871
13570c794c98
142bba5265c9
1517e1861ce1
hexdb05c1955

58793400661 has 8 divisors (see below), whose sum is σ = 62259148800. Its totient is φ = 55328465088.

The previous prime is 58793400637. The next prime is 58793400683. The reversal of 58793400661 is 16600439785.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 58793400661 - 25 = 58793400629 is a prime.

It is a super-2 number, since 2×587934006612 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58793400361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50901 + ... + 346666.

It is an arithmetic number, because the mean of its divisors is an integer number (7782393600).

Almost surely, 258793400661 is an apocalyptic number.

It is an amenable number.

58793400661 is a deficient number, since it is larger than the sum of its proper divisors (3465748139).

58793400661 is a wasteful number, since it uses less digits than its factorization.

58793400661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406283.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 58793400661 in words is "fifty-eight billion, seven hundred ninety-three million, four hundred thousand, six hundred sixty-one".

Divisors: 1 17 8699 147883 397567 6758639 3458435333 58793400661