50587018559 has 16 divisors (see below), whose sum is σ = 66388980480. Its totient is φ = 37343799360.

The previous prime is 50587018523. The next prime is 50587018577. The reversal of 50587018559 is 95581078505.

It is not a de Polignac number, because 50587018559 - 2²⁰ = 50585969983 is a prime.

It is a super-2 number, since 2×50587018559² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50587018559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50587068559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17287334 + ... + 17290259.

It is an arithmetic number, because the mean of its divisors is an integer number (4149311280).

Almost surely, 2^50587018559 is an apocalyptic number.

50587018559 is a deficient number, since it is larger than the sum of its proper divisors (15801961921).

50587018559 is a wasteful number, since it uses less digits than its factorization.

50587018559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34577630.

The product of its (nonzero) digits is 2520000, while the sum is 53.

The spelling of 50587018559 in words is "fifty billion, five hundred eighty-seven million, eighteen thousand, five hundred fifty-nine".