50442632665 has 16 divisors (see below), whose sum is σ = 61402185216. Its totient is φ = 39773764800.

The previous prime is 50442632621. The next prime is 50442632671. The reversal of 50442632665 is 56623624405.

It is a de Polignac number, because none of the positive numbers 2^k-50442632665 is a prime.

It is a super-2 number, since 2×50442632665² (a number of 22 digits) contains 22 as substring.

It is a Duffinian 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, 1269439 + ... + 1308571.

It is an arithmetic number, because the mean of its divisors is an integer number (3837636576).

Almost surely, 2^50442632665 is an apocalyptic number.

It is an amenable number.

50442632665 is a deficient number, since it is larger than the sum of its proper divisors (10959552551).

50442632665 is a wasteful number, since it uses less digits than its factorization.

50442632665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42840.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 50442632665 in words is "fifty billion, four hundred forty-two million, six hundred thirty-two thousand, six hundred sixty-five".