2656458343 has 32 divisors (see below), whose sum is σ = 3567421440. Its totient is φ = 1915371360.

The previous prime is 2656458307. The next prime is 2656458361. The reversal of 2656458343 is 3438546562.

It is a de Polignac number, because none of the positive numbers 2^k-2656458343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2656458293 and 2656458302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656458443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41796 + ... + 84022.

It is an arithmetic number, because the mean of its divisors is an integer number (111481920).

Almost surely, 2^2656458343 is an apocalyptic number.

2656458343 is a deficient number, since it is larger than the sum of its proper divisors (910963097).

2656458343 is a wasteful number, since it uses less digits than its factorization.

2656458343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42307.

The product of its digits is 2073600, while the sum is 46.

The square root of 2656458343 is about 51540.8415045777. The cubic root of 2656458343 is about 1384.9507718387.

The spelling of 2656458343 in words is "two billion, six hundred fifty-six million, four hundred fifty-eight thousand, three hundred forty-three".