56404660514495 has 16 divisors (see below), whose sum is σ = 71683419901248. Its totient is φ = 42459719247360.

The previous prime is 56404660514453. The next prime is 56404660514539. The reversal of 56404660514495 is 59441506640465.

It is a happy number.

It is not a de Polignac number, because 56404660514495 - 2¹⁰ = 56404660513471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75188624 + ... + 75935093.

It is an arithmetic number, because the mean of its divisors is an integer number (4480213743828).

Almost surely, 2^{56404660514495} is an apocalyptic number.

56404660514495 is a deficient number, since it is larger than the sum of its proper divisors (15278759386753).

56404660514495 is a wasteful number, since it uses less digits than its factorization.

56404660514495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151128130.

The product of its (nonzero) digits is 62208000, while the sum is 59.

The spelling of 56404660514495 in words is "fifty-six trillion, four hundred four billion, six hundred sixty million, five hundred fourteen thousand, four hundred ninety-five".