3126799980 has 72 divisors (see below), whose sum is σ = 9983828400. Its totient is φ = 789927552.

The previous prime is 3126799969. The next prime is 3126800023. The reversal of 3126799980 is 899976213.

It is a super-2 number, since 2×3126799980² = 19553756229856000800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 453715 + ... + 460554.

Almost surely, 2^3126799980 is an apocalyptic number.

3126799980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3126799980 is an abundant number, since it is smaller than the sum of its proper divisors (6857028420).

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

3126799980 is a wasteful number, since it uses less digits than its factorization.

3126799980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914303 (or 914298 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 54.

The square root of 3126799980 is about 55917.7966304110. The cubic root of 3126799980 is about 1462.2895178133.

The spelling of 3126799980 in words is "three billion, one hundred twenty-six million, seven hundred ninety-nine thousand, nine hundred eighty".