50766645531 has 8 divisors (see below), whose sum is σ = 77358697984. Its totient is φ = 29009511720.

The previous prime is 50766645529. The next prime is 50766645533. The reversal of 50766645531 is 13554666705.

It is an interprime number because it is at equal distance from previous prime (50766645529) and next prime (50766645533).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50766645531 - 2¹ = 50766645529 is a prime.

It is a super-2 number, since 2×50766645531² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50766645533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1208729635 + ... + 1208729676.

It is an arithmetic number, because the mean of its divisors is an integer number (9669837248).

Almost surely, 2^50766645531 is an apocalyptic number.

50766645531 is a deficient number, since it is larger than the sum of its proper divisors (26592052453).

50766645531 is a wasteful number, since it uses less digits than its factorization.

50766645531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2417459321.

The product of its (nonzero) digits is 2268000, while the sum is 48.

The spelling of 50766645531 in words is "fifty billion, seven hundred sixty-six million, six hundred forty-five thousand, five hundred thirty-one".