250135053525 has 72 divisors (see below), whose sum is σ = 512124198144. Its totient is φ = 114324739200.

The previous prime is 250135053503. The next prime is 250135053547. The reversal of 250135053525 is 525350531052.

250135053525 is a `hidden beast` number, since 2 + 50 + 1 + 3 + 50 + 535 + 25 = 666.

250135053525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (250135053503) and next prime (250135053547).

It is not a de Polignac number, because 250135053525 - 2⁸ = 250135053269 is a prime.

It is a super-2 number, since 2×250135053525² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 250135053525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9889395 + ... + 9914655.

Almost surely, 2^250135053525 is an apocalyptic number.

250135053525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

250135053525 is an abundant number, since it is smaller than the sum of its proper divisors (261989144619).

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

250135053525 is a wasteful number, since it uses less digits than its factorization.

250135053525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31571 (or 31563 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 36.

Adding to 250135053525 its reverse (525350531052), we get a palindrome (775485584577).

The spelling of 250135053525 in words is "two hundred fifty billion, one hundred thirty-five million, fifty-three thousand, five hundred twenty-five".