50035515013 has 40 divisors (see below), whose sum is σ = 59391503640. Its totient is φ = 41992304640.

The previous prime is 50035514987. The next prime is 50035515031. The reversal of 50035515013 is 31051553005.

It can be written as a sum of positive squares in 4 ways, for example, as 10753067809 + 39282447204 = 103697^2 + 198198^2 .

It is not a de Polignac number, because 50035515013 - 2⁵ = 50035514981 is a prime.

It is a super-2 number, since 2×50035515013² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50035515083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13189645 + ... + 13193437.

It is an arithmetic number, because the mean of its divisors is an integer number (1484787591).

Almost surely, 2^50035515013 is an apocalyptic number.

50035515013 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

50035515013 is a deficient number, since it is larger than the sum of its proper divisors (9355988627).

50035515013 is an equidigital number, since it uses as much as digits as its factorization.

50035515013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3907 (or 3874 counting only the distinct ones).

The product of its (nonzero) digits is 5625, while the sum is 28.

The spelling of 50035515013 in words is "fifty billion, thirty-five million, five hundred fifteen thousand, thirteen".