50356157 has 2 divisors, whose sum is σ = 50356158. Its totient is φ = 50356156.

The previous prime is 50356153. The next prime is 50356169. The reversal of 50356157 is 75165305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49857721 + 498436 = 7061^2 + 706^2 .

It is a cyclic number.

It is not a de Polignac number, because 50356157 - 2² = 50356153 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50356153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25178078 + 25178079.

It is an arithmetic number, because the mean of its divisors is an integer number (25178079).

Almost surely, 2^50356157 is an apocalyptic number.

It is an amenable number.

50356157 is a deficient number, since it is larger than the sum of its proper divisors (1).

50356157 is an equidigital number, since it uses as much as digits as its factorization.

50356157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 50356157 is about 7096.2072263992. The cubic root of 50356157 is about 369.2758101760.

The spelling of 50356157 in words is "fifty million, three hundred fifty-six thousand, one hundred fifty-seven".