3971631458880 has 112 divisors (see below), whose sum is σ = 14011033232640. Its totient is φ = 1059101720064.

The previous prime is 3971631458869. The next prime is 3971631458903. The reversal of 3971631458880 is 888541361793.

3971631458880 is a `hidden beast` number, since 3 + 9 + 7 + 16 + 31 + 4 + 588 + 8 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229831144 + ... + 229848423.

Almost surely, 2^{3971631458880} is an apocalyptic number.

3971631458880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3971631458880 is an abundant number, since it is smaller than the sum of its proper divisors (10039401773760).

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

3971631458880 is a wasteful number, since it uses less digits than its factorization.

3971631458880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459679593 (or 459679577 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 63.

The spelling of 3971631458880 in words is "three trillion, nine hundred seventy-one billion, six hundred thirty-one million, four hundred fifty-eight thousand, eight hundred eighty".