61532245436453 has 16 divisors (see below), whose sum is σ = 67146314838336. Its totient is φ = 55921549367040.

The previous prime is 61532245436449. The next prime is 61532245436549. The reversal of 61532245436453 is 35463454223516.

It is a cyclic number.

It is not a de Polignac number, because 61532245436453 - 2² = 61532245436449 is a prime.

It is a super-3 number, since 3×61532245436453³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61532245436395 and 61532245436404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61532245436423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 889121150 + ... + 889190352.

It is an arithmetic number, because the mean of its divisors is an integer number (4196644677396).

Almost surely, 2^{61532245436453} is an apocalyptic number.

It is an amenable number.

61532245436453 is a deficient number, since it is larger than the sum of its proper divisors (5614069401883).

61532245436453 is a wasteful number, since it uses less digits than its factorization.

61532245436453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92404.

The product of its digits is 31104000, while the sum is 53.

Adding to 61532245436453 its reverse (35463454223516), we get a palindrome (96995699659969).

The spelling of 61532245436453 in words is "sixty-one trillion, five hundred thirty-two billion, two hundred forty-five million, four hundred thirty-six thousand, four hundred fifty-three".