50155506117 has 24 divisors (see below), whose sum is σ = 77354781504. Its totient is φ = 31239419904.

The previous prime is 50155506097. The next prime is 50155506127. The reversal of 50155506117 is 71160555105.

It is a happy number.

It is not a de Polignac number, because 50155506117 - 2⁷ = 50155505989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50155506127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2808508 + ... + 2826309.

It is an arithmetic number, because the mean of its divisors is an integer number (3223115896).

Almost surely, 2^50155506117 is an apocalyptic number.

It is an amenable number.

50155506117 is a deficient number, since it is larger than the sum of its proper divisors (27199275387).

50155506117 is a wasteful number, since it uses less digits than its factorization.

50155506117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634889 (or 5634886 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 36.

The spelling of 50155506117 in words is "fifty billion, one hundred fifty-five million, five hundred six thousand, one hundred seventeen".