457869590138 has 32 divisors (see below), whose sum is σ = 698671733760. Its totient is φ = 225009469440.

The previous prime is 457869590137. The next prime is 457869590147. The reversal of 457869590138 is 831095968754.

It is not an unprimeable number, because it can be changed into a prime (457869590137) 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, 43481258 + ... + 43491786.

It is an arithmetic number, because the mean of its divisors is an integer number (21833491680).

Almost surely, 2^457869590138 is an apocalyptic number.

457869590138 is a deficient number, since it is larger than the sum of its proper divisors (240802143622).

457869590138 is a wasteful number, since it uses less digits than its factorization.

457869590138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11942.

The product of its (nonzero) digits is 65318400, while the sum is 65.

The spelling of 457869590138 in words is "four hundred fifty-seven billion, eight hundred sixty-nine million, five hundred ninety thousand, one hundred thirty-eight".