5109100656 has 80 divisors (see below), whose sum is σ = 14418243840. Its totient is φ = 1546076160.

The previous prime is 5109100609. The next prime is 5109100709. The reversal of 5109100656 is 6560019015.

It is a super-2 number, since 2×5109100656² = 52205819026279260672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

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, 399741 + ... + 412323.

It is an arithmetic number, because the mean of its divisors is an integer number (180228048).

Almost surely, 2^5109100656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5109100656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7209121920).

5109100656 is an abundant number, since it is smaller than the sum of its proper divisors (9309143184).

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

5109100656 is a wasteful number, since it uses less digits than its factorization.

5109100656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13374 (or 13368 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 33.

The square root of 5109100656 is about 71477.9732225250. The cubic root of 5109100656 is about 1722.3238662365.

The spelling of 5109100656 in words is "five billion, one hundred nine million, one hundred thousand, six hundred fifty-six".