1051308322056 has 48 divisors (see below), whose sum is σ = 2860787694960. Its totient is φ = 348775267680.

The previous prime is 1051308322013. The next prime is 1051308322067. The reversal of 1051308322056 is 6502238031501.

1051308322056 is a `hidden beast` number, since 10 + 513 + 0 + 83 + 2 + 2 + 0 + 56 = 666.

It is a super-2 number, since 2×1051308322056² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1051308322056.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34585530 + ... + 34615913.

It is an arithmetic number, because the mean of its divisors is an integer number (59599743645).

Almost surely, 2^{1051308322056} is an apocalyptic number.

It is an amenable number.

1051308322056 is an abundant number, since it is smaller than the sum of its proper divisors (1809479372904).

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

1051308322056 is a wasteful number, since it uses less digits than its factorization.

1051308322056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69201666 (or 69201659 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 1051308322056 in words is "one trillion, fifty-one billion, three hundred eight million, three hundred twenty-two thousand, fifty-six".