6431122984 has 64 divisors (see below), whose sum is σ = 14999826240. Its totient is φ = 2539637760.

The previous prime is 6431122981. The next prime is 6431123003. The reversal of 6431122984 is 4892211346.

It is not an unprimeable number, because it can be changed into a prime (6431122981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145894 + ... + 184789.

It is an arithmetic number, because the mean of its divisors is an integer number (234372285).

Almost surely, 2^6431122984 is an apocalyptic number.

It is an amenable number.

6431122984 is an abundant number, since it is smaller than the sum of its proper divisors (8568703256).

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

6431122984 is a wasteful number, since it uses less digits than its factorization.

6431122984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330730 (or 330726 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 6431122984 is about 80194.2827388586. The cubic root of 6431122984 is about 1859.6402533912.

The spelling of 6431122984 in words is "six billion, four hundred thirty-one million, one hundred twenty-two thousand, nine hundred eighty-four".