6531466944 has 56 divisors (see below), whose sum is σ = 17299115008. Its totient is φ = 2174895360.

The previous prime is 6531466939. The next prime is 6531466957. The reversal of 6531466944 is 4496641356.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 6531466893 and 6531466902.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173109 + ... + 207435.

It is an arithmetic number, because the mean of its divisors is an integer number (308912768).

Almost surely, 2^6531466944 is an apocalyptic number.

6531466944 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6531466944 is an abundant number, since it is smaller than the sum of its proper divisors (10767648064).

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

6531466944 is a wasteful number, since it uses less digits than its factorization.

6531466944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35333 (or 35323 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 48.

The square root of 6531466944 is about 80817.4915720601. The cubic root of 6531466944 is about 1869.2622886307.

The spelling of 6531466944 in words is "six billion, five hundred thirty-one million, four hundred sixty-six thousand, nine hundred forty-four".