250025002525 has 24 divisors (see below), whose sum is σ = 311891376960. Its totient is φ = 198823347840.

The previous prime is 250025002511. The next prime is 250025002529. The reversal of 250025002525 is 525200520052.

It is not a de Polignac number, because 250025002525 - 2³¹ = 247877518877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 250025002493 and 250025002502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250025002529) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2764674 + ... + 2853676.

It is an arithmetic number, because the mean of its divisors is an integer number (12995474040).

Almost surely, 2^250025002525 is an apocalyptic number.

250025002525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

250025002525 is a deficient number, since it is larger than the sum of its proper divisors (61866374435).

250025002525 is a wasteful number, since it uses less digits than its factorization.

250025002525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89685 (or 89680 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

Adding to 250025002525 its reverse (525200520052), we get a palindrome (775225522577).

The spelling of 250025002525 in words is "two hundred fifty billion, twenty-five million, two thousand, five hundred twenty-five".