50555504738765 has 32 divisors (see below), whose sum is σ = 67637355803136. Its totient is φ = 36038436364800.

The previous prime is 50555504738719. The next prime is 50555504738789. The reversal of 50555504738765 is 56783740555505.

It is not a de Polignac number, because 50555504738765 - 2⁸ = 50555504738509 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113122511 + ... + 113568540.

It is an arithmetic number, because the mean of its divisors is an integer number (2113667368848).

Almost surely, 2^{50555504738765} is an apocalyptic number.

It is an amenable number.

50555504738765 is a deficient number, since it is larger than the sum of its proper divisors (17081851064371).

50555504738765 is a wasteful number, since it uses less digits than its factorization.

50555504738765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226691189.

The product of its (nonzero) digits is 441000000, while the sum is 65.

The spelling of 50555504738765 in words is "fifty trillion, five hundred fifty-five billion, five hundred four million, seven hundred thirty-eight thousand, seven hundred sixty-five".