6531146504 has 32 divisors (see below), whose sum is σ = 12580777440. Its totient is φ = 3176880000.

The previous prime is 6531146477. The next prime is 6531146519. The reversal of 6531146504 is 4056411356.

It is a super-2 number, since 2×6531146504² = 85311749313422844032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48524 + ... + 124164.

It is an arithmetic number, because the mean of its divisors is an integer number (393149295).

Almost surely, 2^6531146504 is an apocalyptic number.

It is an amenable number.

6531146504 is a deficient number, since it is larger than the sum of its proper divisors (6049630936).

6531146504 is a wasteful number, since it uses less digits than its factorization.

6531146504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75941 (or 75937 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 6531146504 is about 80815.5090561212. The cubic root of 6531146504 is about 1869.2317188670.

The spelling of 6531146504 in words is "six billion, five hundred thirty-one million, one hundred forty-six thousand, five hundred four".