6513633004 has 24 divisors (see below), whose sum is σ = 11432539440. Its totient is φ = 3247209024.

The previous prime is 6513632989. The next prime is 6513633013. The reversal of 6513633004 is 4003363156.

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, 3757722 + ... + 3759454.

It is an arithmetic number, because the mean of its divisors is an integer number (476355810).

Almost surely, 2^6513633004 is an apocalyptic number.

It is an amenable number.

6513633004 is a deficient number, since it is larger than the sum of its proper divisors (4918906436).

6513633004 is a wasteful number, since it uses less digits than its factorization.

6513633004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3969 (or 3967 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 6513633004 is about 80707.0814984658. The cubic root of 6513633004 is about 1867.5594195763.

The spelling of 6513633004 in words is "six billion, five hundred thirteen million, six hundred thirty-three thousand, four".