1056281235772 has 96 divisors (see below), whose sum is σ = 2157592887296. Its totient is φ = 443169792000.

The previous prime is 1056281235749. The next prime is 1056281235791. The reversal of 1056281235772 is 2775321826501.

It is a super-2 number, since 2×1056281235772² (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 31 ways as a sum of consecutive naturals, for example, 98832613 + ... + 98843299.

Almost surely, 2^{1056281235772} is an apocalyptic number.

It is an amenable number.

1056281235772 is an abundant number, since it is smaller than the sum of its proper divisors (1101311651524).

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

1056281235772 is a wasteful number, since it uses less digits than its factorization.

1056281235772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11187 (or 11185 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 1056281235772 in words is "one trillion, fifty-six billion, two hundred eighty-one million, two hundred thirty-five thousand, seven hundred seventy-two".