1056257482238 has 16 divisors (see below), whose sum is σ = 1810740497280. Its totient is φ = 452678431896.

The previous prime is 1056257482177. The next prime is 1056257482243. The reversal of 1056257482238 is 8322847526501.

It is a happy number.

It is a super-2 number, since 2×1056257482238² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1056257482238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3067445 + ... + 3394367.

It is an arithmetic number, because the mean of its divisors is an integer number (113171281080).

Almost surely, 2^{1056257482238} is an apocalyptic number.

1056257482238 is a deficient number, since it is larger than the sum of its proper divisors (754483015042).

1056257482238 is a wasteful number, since it uses less digits than its factorization.

1056257482238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557711.

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 1056257482238 in words is "one trillion, fifty-six billion, two hundred fifty-seven million, four hundred eighty-two thousand, two hundred thirty-eight".