2056560000157 has 4 divisors (see below), whose sum is σ = 2214756923260. Its totient is φ = 1898363077056.

The previous prime is 2056560000151. The next prime is 2056560000191. The reversal of 2056560000157 is 7510000656502.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 108207444601 + 1948352555556 = 328949^2 + 1395834^2 .

It is a cyclic number.

It is not a de Polignac number, because 2056560000157 - 2¹¹ = 2056559998109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056560000151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79098461532 + ... + 79098461557.

It is an arithmetic number, because the mean of its divisors is an integer number (553689230815).

Almost surely, 2^{2056560000157} is an apocalyptic number.

It is an amenable number.

2056560000157 is a deficient number, since it is larger than the sum of its proper divisors (158196923103).

2056560000157 is a wasteful number, since it uses less digits than its factorization.

2056560000157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158196923102.

The product of its (nonzero) digits is 63000, while the sum is 37.

Adding to 2056560000157 its reverse (7510000656502), we get a palindrome (9566560656659).

The spelling of 2056560000157 in words is "two trillion, fifty-six billion, five hundred sixty million, one hundred fifty-seven", and thus it is an aban number.