61412444662504 has 32 divisors (see below), whose sum is σ = 124021894074120. Its totient is φ = 28340548955136.

The previous prime is 61412444662441. The next prime is 61412444662507. The reversal of 61412444662504 is 40526644421416.

It can be written as a sum of positive squares in 4 ways, for example, as 45368334302404 + 16044110360100 = 6735602^2 + 4005510^2 .

It is not an unprimeable number, because it can be changed into a prime (61412444662507) 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, 37275997 + ... + 38888620.

Almost surely, 2^{61412444662504} is an apocalyptic number.

It is an amenable number.

61412444662504 is an abundant number, since it is smaller than the sum of its proper divisors (62609449411616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61412444662504 is a wasteful number, since it uses less digits than its factorization.

61412444662504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76172389 (or 76172385 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 49.

The spelling of 61412444662504 in words is "sixty-one trillion, four hundred twelve billion, four hundred forty-four million, six hundred sixty-two thousand, five hundred four".