1056041807780 has 48 divisors (see below), whose sum is σ = 2377863371520. Its totient is φ = 392536155648.

The previous prime is 1056041807771. The next prime is 1056041807791. The reversal of 1056041807780 is 877081406501.

It is a super-2 number, since 2×1056041807780² (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, 19631402 + ... + 19685121.

It is an arithmetic number, because the mean of its divisors is an integer number (49538820240).

Almost surely, 2^{1056041807780} is an apocalyptic number.

1056041807780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056041807780 is an abundant number, since it is smaller than the sum of its proper divisors (1321821563740).

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

1056041807780 is a wasteful number, since it uses less digits than its factorization.

1056041807780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39316628 (or 39316626 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 47.

The spelling of 1056041807780 in words is "one trillion, fifty-six billion, forty-one million, eight hundred seven thousand, seven hundred eighty".