50257145526 has 32 divisors (see below), whose sum is σ = 121630740480. Its totient is φ = 13514526336.

The previous prime is 50257145507. The next prime is 50257145527. The reversal of 50257145526 is 62554175205.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50257145527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35193366 + ... + 35194793.

It is an arithmetic number, because the mean of its divisors is an integer number (3800960640).

Almost surely, 2^50257145526 is an apocalyptic number.

50257145526 is an abundant number, since it is smaller than the sum of its proper divisors (71373594954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50257145526 is a wasteful number, since it uses less digits than its factorization.

50257145526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70388188.

The product of its (nonzero) digits is 420000, while the sum is 42.

The spelling of 50257145526 in words is "fifty billion, two hundred fifty-seven million, one hundred forty-five thousand, five hundred twenty-six".