1056314212638 has 32 divisors (see below), whose sum is σ = 2244544659360. Its totient is φ = 330774998400.

The previous prime is 1056314212637. The next prime is 1056314212649. The reversal of 1056314212638 is 8362124136501.

It is a super-2 number, since 2×1056314212638² (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 1056314212638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056314212637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82031013 + ... + 82043888.

It is an arithmetic number, because the mean of its divisors is an integer number (70142020605).

Almost surely, 2^{1056314212638} is an apocalyptic number.

1056314212638 is an abundant number, since it is smaller than the sum of its proper divisors (1188230446722).

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

1056314212638 is a wasteful number, since it uses less digits than its factorization.

1056314212638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164074972.

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 1056314212638 in words is "one trillion, fifty-six billion, three hundred fourteen million, two hundred twelve thousand, six hundred thirty-eight".