50540157 has 12 divisors (see below), whose sum is σ = 73068060. Its totient is φ = 33663168.

The previous prime is 50540107. The next prime is 50540159. The reversal of 50540157 is 75104505.

50540157 is a `hidden beast` number, since 505 + 4 + 0 + 157 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 35748441 + 14791716 = 5979^2 + 3846^2 .

It is not a de Polignac number, because 50540157 - 2¹⁰ = 50539133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50540157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50540159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13219 + ... + 16607.

It is an arithmetic number, because the mean of its divisors is an integer number (6089005).

Almost surely, 2^50540157 is an apocalyptic number.

It is an amenable number.

50540157 is a deficient number, since it is larger than the sum of its proper divisors (22527903).

50540157 is a wasteful number, since it uses less digits than its factorization.

50540157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5052 (or 5049 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 50540157 is about 7109.1600769711. The cubic root of 50540157 is about 369.7250379845.

The spelling of 50540157 in words is "fifty million, five hundred forty thousand, one hundred fifty-seven".