3988267634628 has 72 divisors (see below), whose sum is σ = 10520107049088. Its totient is φ = 1271581838208.

The previous prime is 3988267634569. The next prime is 3988267634633. The reversal of 3988267634628 is 8264367628893.

3988267634628 is a `hidden beast` number, since 3 + 9 + 88 + 26 + 7 + 63 + 462 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38187376 + ... + 38291672.

It is an arithmetic number, because the mean of its divisors is an integer number (146112597904).

Almost surely, 2^{3988267634628} is an apocalyptic number.

It is an amenable number.

3988267634628 is an abundant number, since it is smaller than the sum of its proper divisors (6531839414460).

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

3988267634628 is a wasteful number, since it uses less digits than its factorization.

3988267634628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150513 (or 150508 counting only the distinct ones).

The product of its digits is 1003290624, while the sum is 72.

The spelling of 3988267634628 in words is "three trillion, nine hundred eighty-eight billion, two hundred sixty-seven million, six hundred thirty-four thousand, six hundred twenty-eight".