56458731498 has 16 divisors (see below), whose sum is σ = 121603421856. Its totient is φ = 17371917360.

The previous prime is 56458731487. The next prime is 56458731499. The reversal of 56458731498 is 89413785465.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (56458731499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361914868 + ... + 361915023.

It is an arithmetic number, because the mean of its divisors is an integer number (7600213866).

Almost surely, 2^56458731498 is an apocalyptic number.

56458731498 is an abundant number, since it is smaller than the sum of its proper divisors (65144690358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56458731498 is a wasteful number, since it uses less digits than its factorization.

56458731498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723829909.

The product of its digits is 29030400, while the sum is 60.

The spelling of 56458731498 in words is "fifty-six billion, four hundred fifty-eight million, seven hundred thirty-one thousand, four hundred ninety-eight".