5051605656 has 32 divisors (see below), whose sum is σ = 12634617600. Its totient is φ = 1683121440.

The previous prime is 5051605619. The next prime is 5051605661. The reversal of 5051605656 is 6565061505.

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, 9925 + ... + 101003.

It is an arithmetic number, because the mean of its divisors is an integer number (394831800).

Almost surely, 2^5051605656 is an apocalyptic number.

It is an amenable number.

5051605656 is an abundant number, since it is smaller than the sum of its proper divisors (7583011944).

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

5051605656 is a wasteful number, since it uses less digits than its factorization.

5051605656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93399 (or 93395 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 5051605656 is about 71074.6484760917. The cubic root of 5051605656 is about 1715.8387843611.

The spelling of 5051605656 in words is "five billion, fifty-one million, six hundred five thousand, six hundred fifty-six".