87904650559504 has 45 divisors (see below), whose sum is σ = 174019579415071. Its totient is φ = 43016306853920.

The previous prime is 87904650559493. The next prime is 87904650559529. The reversal of 87904650559504 is 40595505640978.

The square root of 87904650559504 is 9375748.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 87904650559504.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1762615689 + ... + 1762665559.

Almost surely, 2^{87904650559504} is an apocalyptic number.

87904650559504 is the 9375748-th square number.

It is an amenable number.

87904650559504 is a deficient number, since it is larger than the sum of its proper divisors (86114928855567).

87904650559504 is an frugal number, since it uses more digits than its factorization.

87904650559504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99844 (or 49920 counting only the distinct ones).

The product of its (nonzero) digits is 272160000, while the sum is 67.

The spelling of 87904650559504 in words is "eighty-seven trillion, nine hundred four billion, six hundred fifty million, five hundred fifty-nine thousand, five hundred four".