61237155004 has 6 divisors (see below), whose sum is σ = 107165021264. Its totient is φ = 30618577500.

The previous prime is 61237154999. The next prime is 61237155101. The reversal of 61237155004 is 40055173216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7654644372 + ... + 7654644379.

Almost surely, 2^61237155004 is an apocalyptic number.

It is an amenable number.

61237155004 is a deficient number, since it is larger than the sum of its proper divisors (45927866260).

61237155004 is a wasteful number, since it uses less digits than its factorization.

61237155004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15309288755 (or 15309288753 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 61237155004 in words is "sixty-one billion, two hundred thirty-seven million, one hundred fifty-five thousand, four".