61465436136232 has 32 divisors (see below), whose sum is σ = 116533616505120. Its totient is φ = 30390836390080.

The previous prime is 61465436136217. The next prime is 61465436136233. The reversal of 61465436136232 is 23263163456416.

It is a self number, because there is not a number n which added to its sum of digits gives 61465436136232.

It is not an unprimeable number, because it can be changed into a prime (61465436136233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63980494 + ... + 64934077.

It is an arithmetic number, because the mean of its divisors is an integer number (3641675515785).

Almost surely, 2^{61465436136232} is an apocalyptic number.

It is an amenable number.

61465436136232 is a deficient number, since it is larger than the sum of its proper divisors (55068180368888).

61465436136232 is a wasteful number, since it uses less digits than its factorization.

61465436136232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128915241 (or 128915237 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 52.

The spelling of 61465436136232 in words is "sixty-one trillion, four hundred sixty-five billion, four hundred thirty-six million, one hundred thirty-six thousand, two hundred thirty-two".