1056255531534 has 32 divisors (see below), whose sum is σ = 2682553731840. Its totient is φ = 301787294616.

The previous prime is 1056255531521. The next prime is 1056255531577. The reversal of 1056255531534 is 4351355526501.

1056255531534 is a `hidden beast` number, since 1 + 0 + 5 + 62 + 5 + 5 + 53 + 1 + 534 = 666.

It is a super-2 number, since 2×1056255531534² (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 1056255531534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1397163024 + ... + 1397163779.

It is an arithmetic number, because the mean of its divisors is an integer number (83829804120).

Almost surely, 2^{1056255531534} is an apocalyptic number.

1056255531534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1056255531534 is an abundant number, since it is smaller than the sum of its proper divisors (1626298200306).

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

1056255531534 is a wasteful number, since it uses less digits than its factorization.

1056255531534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2794326821 (or 2794326815 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 45.

The spelling of 1056255531534 in words is "one trillion, fifty-six billion, two hundred fifty-five million, five hundred thirty-one thousand, five hundred thirty-four".