2056113135261 has 12 divisors (see below), whose sum is σ = 3079939017792. Its totient is φ = 1370742090012.

The previous prime is 2056113135229. The next prime is 2056113135277. The reversal of 2056113135261 is 1625313116502.

2056113135261 is a `hidden beast` number, since 2 + 0 + 5 + 6 + 113 + 13 + 526 + 1 = 666.

It is not a de Polignac number, because 2056113135261 - 2⁵ = 2056113135229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056113135161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4230685221 + ... + 4230685706.

It is an arithmetic number, because the mean of its divisors is an integer number (256661584816).

Almost surely, 2^{2056113135261} is an apocalyptic number.

It is an amenable number.

2056113135261 is a deficient number, since it is larger than the sum of its proper divisors (1023825882531).

2056113135261 is an frugal number, since it uses more digits than its factorization.

2056113135261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8461370942 (or 8461370930 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 2056113135261 in words is "two trillion, fifty-six billion, one hundred thirteen million, one hundred thirty-five thousand, two hundred sixty-one".