2656465436 has 24 divisors (see below), whose sum is σ = 4678222080. Its totient is φ = 1319846400.

The previous prime is 2656465429. The next prime is 2656465451. The reversal of 2656465436 is 6345646562.

It is a happy number.

2656465436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2656465436² = 14113617225325340192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1228196 + ... + 1230356.

It is an arithmetic number, because the mean of its divisors is an integer number (194925920).

Almost surely, 2^2656465436 is an apocalyptic number.

It is an amenable number.

2656465436 is a deficient number, since it is larger than the sum of its proper divisors (2021756644).

2656465436 is a wasteful number, since it uses less digits than its factorization.

2656465436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3965 (or 3963 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 47.

The square root of 2656465436 is about 51540.9103140408. The cubic root of 2656465436 is about 1384.9520044883.

The spelling of 2656465436 in words is "two billion, six hundred fifty-six million, four hundred sixty-five thousand, four hundred thirty-six".