3980982120156 has 48 divisors (see below), whose sum is σ = 10423253544480. Its totient is φ = 1313855481600.

The previous prime is 3980982120149. The next prime is 3980982120163. The reversal of 3980982120156 is 6510212890893.

3980982120156 is a `hidden beast` number, since 398 + 0 + 9 + 82 + 1 + 20 + 156 = 666.

It is an interprime number because it is at equal distance from previous prime (3980982120149) and next prime (3980982120163).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 182469021 + ... + 182490836.

It is an arithmetic number, because the mean of its divisors is an integer number (217151115510).

Almost surely, 2^{3980982120156} is an apocalyptic number.

3980982120156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3980982120156 is an abundant number, since it is smaller than the sum of its proper divisors (6442271424324).

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

3980982120156 is a wasteful number, since it uses less digits than its factorization.

3980982120156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364959971 (or 364959963 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The spelling of 3980982120156 in words is "three trillion, nine hundred eighty billion, nine hundred eighty-two million, one hundred twenty thousand, one hundred fifty-six".