6616698928 has 360 divisors, whose sum is σ = 17575995600. Its totient is φ = 2395201536.

The previous prime is 6616698919. The next prime is 6616698943. The reversal of 6616698928 is 8298966166.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 124843350 + ... + 124843402.

It is an arithmetic number, because the mean of its divisors is an integer number (48822210).

Almost surely, 2^6616698928 is an apocalyptic number.

6616698928 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6616698928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8787997800).

6616698928 is an abundant number, since it is smaller than the sum of its proper divisors (10959296672).

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

6616698928 is a wasteful number, since it uses less digits than its factorization.

6616698928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157 (or 127 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 61.

The square root of 6616698928 is about 81343.0939170622. The cubic root of 6616698928 is about 1877.3581165864.

The spelling of 6616698928 in words is "six billion, six hundred sixteen million, six hundred ninety-eight thousand, nine hundred twenty-eight".