6613652040 has 64 divisors (see below), whose sum is σ = 19846330560. Its totient is φ = 1763162880.

The previous prime is 6613652039. The next prime is 6613652053. The reversal of 6613652040 is 402563166.

It is a junction number, because it is equal to n+sod(n) for n = 6613651992 and 6613652010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 798802 + ... + 807038.

It is an arithmetic number, because the mean of its divisors is an integer number (310098915).

Almost surely, 2^6613652040 is an apocalyptic number.

6613652040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6613652040 is an abundant number, since it is smaller than the sum of its proper divisors (13232678520).

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

6613652040 is a wasteful number, since it uses less digits than its factorization.

6613652040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14942 (or 14938 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 6613652040 is about 81324.3631392217. The cubic root of 6613652040 is about 1877.0699075056.

The spelling of 6613652040 in words is "six billion, six hundred thirteen million, six hundred fifty-two thousand, forty".