2056761615 has 16 divisors (see below), whose sum is σ = 3293872128. Its totient is φ = 1095921696.

The previous prime is 2056761611. The next prime is 2056761631. The reversal of 2056761615 is 5161676502.

It is not a de Polignac number, because 2056761615 - 2² = 2056761611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056761611) 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, 46767 + ... + 79376.

It is an arithmetic number, because the mean of its divisors is an integer number (205867008).

Almost surely, 2^2056761615 is an apocalyptic number.

2056761615 is a deficient number, since it is larger than the sum of its proper divisors (1237110513).

2056761615 is a wasteful number, since it uses less digits than its factorization.

2056761615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127238.

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 2056761615 is about 45351.5337667868. The cubic root of 2056761615 is about 1271.7292283156.

The spelling of 2056761615 in words is "two billion, fifty-six million, seven hundred sixty-one thousand, six hundred fifteen".