3998927406276 has 72 divisors (see below), whose sum is σ = 11027835646464. Its totient is φ = 1211742296640.

The previous prime is 3998927406251. The next prime is 3998927406289. The reversal of 3998927406276 is 6726047298993.

3998927406276 is a `hidden beast` number, since 3 + 9 + 9 + 89 + 274 + 0 + 6 + 276 = 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, 9189570 + ... + 9614886.

Almost surely, 2^{3998927406276} is an apocalyptic number.

3998927406276 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3998927406276 is an abundant number, since it is smaller than the sum of its proper divisors (7028908240188).

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

3998927406276 is a wasteful number, since it uses less digits than its factorization.

3998927406276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449081 (or 449076 counting only the distinct ones).

The product of its (nonzero) digits is 493807104, while the sum is 72.

The spelling of 3998927406276 in words is "three trillion, nine hundred ninety-eight billion, nine hundred twenty-seven million, four hundred six thousand, two hundred seventy-six".