1056503994112 has 54 divisors (see below), whose sum is σ = 2410249001384. Its totient is φ = 452768778240.

The previous prime is 1056503994109. The next prime is 1056503994127. The reversal of 1056503994112 is 2114993056501.

It is a happy number.

It is a super-2 number, since 2×1056503994112² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43499412 + ... + 43523692.

Almost surely, 2^{1056503994112} is an apocalyptic number.

It is an amenable number.

1056503994112 is an abundant number, since it is smaller than the sum of its proper divisors (1353745007272).

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

1056503994112 is an frugal number, since it uses more digits than its factorization.

1056503994112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48585 (or 24290 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 46.

The spelling of 1056503994112 in words is "one trillion, fifty-six billion, five hundred three million, nine hundred ninety-four thousand, one hundred twelve".