1056151955845 has 16 divisors (see below), whose sum is σ = 1450163393280. Its totient is φ = 723355271424.

The previous prime is 1056151955843. The next prime is 1056151955857. The reversal of 1056151955845 is 5485591516501.

It is a cyclic number.

It is not a de Polignac number, because 1056151955845 - 2¹ = 1056151955843 is a prime.

It is a super-2 number, since 2×1056151955845² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056151955843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17953812 + ... + 18012541.

It is an arithmetic number, because the mean of its divisors is an integer number (90635212080).

Almost surely, 2^{1056151955845} is an apocalyptic number.

It is an amenable number.

1056151955845 is a deficient number, since it is larger than the sum of its proper divisors (394011437435).

1056151955845 is an equidigital number, since it uses as much as digits as its factorization.

1056151955845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35967204.

The product of its (nonzero) digits is 5400000, while the sum is 55.

The spelling of 1056151955845 in words is "one trillion, fifty-six billion, one hundred fifty-one million, nine hundred fifty-five thousand, eight hundred forty-five".