56409187502 has 8 divisors (see below), whose sum is σ = 84614911416. Its totient is φ = 28204217032.

The previous prime is 56409187489. The next prime is 56409187511. The reversal of 56409187502 is 20578190465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69308 + ... + 342960.

It is an arithmetic number, because the mean of its divisors is an integer number (10576863927).

Almost surely, 2^56409187502 is an apocalyptic number.

56409187502 is a deficient number, since it is larger than the sum of its proper divisors (28205723914).

56409187502 is a wasteful number, since it uses less digits than its factorization.

56409187502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376722.

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 56409187502 in words is "fifty-six billion, four hundred nine million, one hundred eighty-seven thousand, five hundred two".