2656023434531 has 2 divisors, whose sum is σ = 2656023434532. Its totient is φ = 2656023434530.

The previous prime is 2656023434527. The next prime is 2656023434609. The reversal of 2656023434531 is 1354343206562.

It is a happy number.

2656023434531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2656023434531 - 2² = 2656023434527 is a prime.

It is a super-2 number, since 2×2656023434531² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2656023434431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328011717265 + 1328011717266.

It is an arithmetic number, because the mean of its divisors is an integer number (1328011717266).

Almost surely, 2^{2656023434531} is an apocalyptic number.

2656023434531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2656023434531 is an equidigital number, since it uses as much as digits as its factorization.

2656023434531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 44.

The spelling of 2656023434531 in words is "two trillion, six hundred fifty-six billion, twenty-three million, four hundred thirty-four thousand, five hundred thirty-one".