6516233648 has 40 divisors (see below), whose sum is σ = 13379143680. Its totient is φ = 3069032960.

The previous prime is 6516233641. The next prime is 6516233653. The reversal of 6516233648 is 8463326156.

It is a happy number.

It is a super-2 number, since 2×6516233648² = 84922601910654775808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6516233599 and 6516233608.

It is not an unprimeable number, because it can be changed into a prime (6516233641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152240 + ... + 190287.

It is an arithmetic number, because the mean of its divisors is an integer number (334478592).

Almost surely, 2^6516233648 is an apocalyptic number.

It is an amenable number.

6516233648 is an abundant number, since it is smaller than the sum of its proper divisors (6862910032).

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

6516233648 is a wasteful number, since it uses less digits than its factorization.

6516233648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342605 (or 342599 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

The square root of 6516233648 is about 80723.1915127245. The cubic root of 6516233648 is about 1867.8079348035.

The spelling of 6516233648 in words is "six billion, five hundred sixteen million, two hundred thirty-three thousand, six hundred forty-eight".