50513135105 has 8 divisors (see below), whose sum is σ = 62705961000. Its totient is φ = 39017042176.

The previous prime is 50513135089. The next prime is 50513135107. The reversal of 50513135105 is 50153131505.

It can be written as a sum of positive squares in 4 ways, for example, as 1477018624 + 49036116481 = 38432^2 + 221441^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 50513135105 - 2⁴ = 50513135089 is a prime.

It is a super-2 number, since 2×50513135105² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (50513135107) 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, 174183080 + ... + 174183369.

It is an arithmetic number, because the mean of its divisors is an integer number (7838245125).

Almost surely, 2^50513135105 is an apocalyptic number.

It is an amenable number.

50513135105 is a deficient number, since it is larger than the sum of its proper divisors (12192825895).

50513135105 is a wasteful number, since it uses less digits than its factorization.

50513135105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348366483.

The product of its (nonzero) digits is 5625, while the sum is 29.

The spelling of 50513135105 in words is "fifty billion, five hundred thirteen million, one hundred thirty-five thousand, one hundred five".