2056602239867 has 24 divisors (see below), whose sum is σ = 2416191488064. Its totient is φ = 1745272131792.

The previous prime is 2056602239843. The next prime is 2056602239903. The reversal of 2056602239867 is 7689322066502.

It is not a de Polignac number, because 2056602239867 - 2⁸ = 2056602239611 is a prime.

It is a super-2 number, since 2×2056602239867² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2056602239567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8622428 + ... + 8857734.

It is an arithmetic number, because the mean of its divisors is an integer number (100674645336).

Almost surely, 2^{2056602239867} is an apocalyptic number.

2056602239867 is a deficient number, since it is larger than the sum of its proper divisors (359589248197).

2056602239867 is a wasteful number, since it uses less digits than its factorization.

2056602239867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237095 (or 237088 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 2056602239867 in words is "two trillion, fifty-six billion, six hundred two million, two hundred thirty-nine thousand, eight hundred sixty-seven".