5051565631 has 4 divisors (see below), whose sum is σ = 5773217872. Its totient is φ = 4329913392.

The previous prime is 5051565613. The next prime is 5051565641. The reversal of 5051565631 is 1365651505.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5051565631 - 2²³ = 5043177023 is a prime.

It is a super-3 number, since 3×5051565631³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5051565641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360826110 + ... + 360826123.

It is an arithmetic number, because the mean of its divisors is an integer number (1443304468).

Almost surely, 2^5051565631 is an apocalyptic number.

5051565631 is a deficient number, since it is larger than the sum of its proper divisors (721652241).

5051565631 is an equidigital number, since it uses as much as digits as its factorization.

5051565631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721652240.

The product of its (nonzero) digits is 67500, while the sum is 37.

The square root of 5051565631 is about 71074.3669053759. The cubic root of 5051565631 is about 1715.8342526912.

The spelling of 5051565631 in words is "five billion, fifty-one million, five hundred sixty-five thousand, six hundred thirty-one".