50500500157 has 4 divisors (see below), whose sum is σ = 50510834460. Its totient is φ = 50490165856.

The previous prime is 50500500143. The next prime is 50500500227. The reversal of 50500500157 is 75100500505.

50500500157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20703180996 + 29797319161 = 143886^2 + 172619^2 .

It is a cyclic number.

It is not a de Polignac number, because 50500500157 - 2¹¹ = 50500498109 is a prime.

It is a super-2 number, since 2×50500500157² (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 (50500500857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5159818 + ... + 5169595.

It is an arithmetic number, because the mean of its divisors is an integer number (12627708615).

Almost surely, 2^50500500157 is an apocalyptic number.

It is an amenable number.

50500500157 is a deficient number, since it is larger than the sum of its proper divisors (10334303).

50500500157 is a wasteful number, since it uses less digits than its factorization.

50500500157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10334302.

The product of its (nonzero) digits is 4375, while the sum is 28.

The spelling of 50500500157 in words is "fifty billion, five hundred million, five hundred thousand, one hundred fifty-seven".