1052637479538 has 32 divisors (see below), whose sum is σ = 2177983080000. Its totient is φ = 338762389056.

The previous prime is 1052637479497. The next prime is 1052637479561. The reversal of 1052637479538 is 8359747362501.

It is a happy number.

It is a super-2 number, since 2×1052637479538² (a number of 25 digits) contains 22 as substring.

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, 3464545 + ... + 3756107.

It is an arithmetic number, because the mean of its divisors is an integer number (68061971250).

It is a 1-persistent number, because it is pandigital, but 2⋅1052637479538 = 2105274959076 is not.

Almost surely, 2^{1052637479538} is an apocalyptic number.

1052637479538 is an abundant number, since it is smaller than the sum of its proper divisors (1125345600462).

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

1052637479538 is a wasteful number, since it uses less digits than its factorization.

1052637479538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312346.

The product of its (nonzero) digits is 38102400, while the sum is 60.

The spelling of 1052637479538 in words is "one trillion, fifty-two billion, six hundred thirty-seven million, four hundred seventy-nine thousand, five hundred thirty-eight".