1054040556560 has 80 divisors (see below), whose sum is σ = 2595009502512. Its totient is φ = 396783206400.

The previous prime is 1054040556559. The next prime is 1054040556671. The reversal of 1054040556560 is 656550404501.

It can be written as a sum of positive squares in 8 ways, for example, as 147827946256 + 906212610304 = 384484^2 + 951952^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1054040556560² (a number of 25 digits) contains 22 as substring.

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, 23071340 + ... + 23116980.

Almost surely, 2^{1054040556560} is an apocalyptic number.

1054040556560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1054040556560 is an abundant number, since it is smaller than the sum of its proper divisors (1540968945952).

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

1054040556560 is a wasteful number, since it uses less digits than its factorization.

1054040556560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62652 (or 62646 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 1054040556560 in words is "one trillion, fifty-four billion, forty million, five hundred fifty-six thousand, five hundred sixty".