56439290590 has 32 divisors (see below), whose sum is σ = 109855315584. Its totient is φ = 20795650560.

The previous prime is 56439290561. The next prime is 56439290597. The reversal of 56439290590 is 9509293465.

56439290590 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 not an unprimeable number, because it can be changed into a prime (56439290597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3523881 + ... + 3539860.

It is an arithmetic number, because the mean of its divisors is an integer number (3432978612).

Almost surely, 2^56439290590 is an apocalyptic number.

56439290590 is a deficient number, since it is larger than the sum of its proper divisors (53416024994).

56439290590 is a wasteful number, since it uses less digits than its factorization.

56439290590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7063812.

The product of its (nonzero) digits is 2624400, while the sum is 52.

The spelling of 56439290590 in words is "fifty-six billion, four hundred thirty-nine million, two hundred ninety thousand, five hundred ninety".