2634656028 has 12 divisors (see below), whose sum is σ = 6147530760. Its totient is φ = 878218672.

The previous prime is 2634655981. The next prime is 2634656069. The reversal of 2634656028 is 8206564362.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109777323 + ... + 109777346.

It is an arithmetic number, because the mean of its divisors is an integer number (512294230).

Almost surely, 2^2634656028 is an apocalyptic number.

It is an amenable number.

2634656028 is an abundant number, since it is smaller than the sum of its proper divisors (3512874732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2634656028 is a wasteful number, since it uses less digits than its factorization.

2634656028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219554676 (or 219554674 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 2634656028 is about 51328.9005142327. The cubic root of 2634656028 is about 1381.1514628204.

The spelling of 2634656028 in words is "two billion, six hundred thirty-four million, six hundred fifty-six thousand, twenty-eight".