5051620636 has 12 divisors (see below), whose sum is σ = 8843113440. Its totient is φ = 2525016800.

The previous prime is 5051620631. The next prime is 5051620643. The reversal of 5051620636 is 6360261505.

It is a super-2 number, since 2×5051620636² = 51037742100122088992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5051620631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183940 + ... + 209611.

It is an arithmetic number, because the mean of its divisors is an integer number (736926120).

Almost surely, 2^5051620636 is an apocalyptic number.

It is an amenable number.

5051620636 is a deficient number, since it is larger than the sum of its proper divisors (3791492804).

5051620636 is a wasteful number, since it uses less digits than its factorization.

5051620636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396764 (or 396762 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 5051620636 is about 71074.7538581739. The cubic root of 5051620636 is about 1715.8404804053.

The spelling of 5051620636 in words is "five billion, fifty-one million, six hundred twenty thousand, six hundred thirty-six".