3672636128 has 24 divisors (see below), whose sum is σ = 8263431792. Its totient is φ = 1573986816.

The previous prime is 3672636073. The next prime is 3672636133. The reversal of 3672636128 is 8216362763.

It is a super-2 number, since 2×3672636128² = 26976512257381664768, 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 3 ways as a sum of consecutive naturals, for example, 8197625 + ... + 8198072.

It is an arithmetic number, because the mean of its divisors is an integer number (344309658).

Almost surely, 2^3672636128 is an apocalyptic number.

It is an amenable number.

3672636128 is an abundant number, since it is smaller than the sum of its proper divisors (4590795664).

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

3672636128 is a wasteful number, since it uses less digits than its factorization.

3672636128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16395714 (or 16395706 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The square root of 3672636128 is about 60602.2782410034. The cubic root of 3672636128 is about 1542.8580377159.

The spelling of 3672636128 in words is "three billion, six hundred seventy-two million, six hundred thirty-six thousand, one hundred twenty-eight".