61507574116504 has 32 divisors (see below), whose sum is σ = 116531185050000. Its totient is φ = 30432676055040.

The previous prime is 61507574116489. The next prime is 61507574116517. The reversal of 61507574116504 is 40561147570516.

It is a happy number.

61507574116504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 534364 + ... + 11104084.

Almost surely, 2^{61507574116504} is an apocalyptic number.

It is an amenable number.

61507574116504 is a deficient number, since it is larger than the sum of its proper divisors (55023610933496).

61507574116504 is a wasteful number, since it uses less digits than its factorization.

61507574116504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10577323 (or 10577319 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 52.

The spelling of 61507574116504 in words is "sixty-one trillion, five hundred seven billion, five hundred seventy-four million, one hundred sixteen thousand, five hundred four".