5163921660 has 24 divisors (see below), whose sum is σ = 14458980816. Its totient is φ = 1377045760.

The previous prime is 5163921559. The next prime is 5163921671. The reversal of 5163921660 is 661293615.

It is a congruent number.

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, 43032621 + ... + 43032740.

It is an arithmetic number, because the mean of its divisors is an integer number (602457534).

Almost surely, 2^5163921660 is an apocalyptic number.

It is an amenable number.

5163921660 is an abundant number, since it is smaller than the sum of its proper divisors (9295059156).

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

5163921660 is a wasteful number, since it uses less digits than its factorization.

5163921660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86065373 (or 86065371 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 5163921660 is about 71860.4318105590. The cubic root of 5163921660 is about 1728.4621815944.

The spelling of 5163921660 in words is "five billion, one hundred sixty-three million, nine hundred twenty-one thousand, six hundred sixty".