250502113140 has 96 divisors (see below), whose sum is σ = 747221811840. Its totient is φ = 62485364736.

The previous prime is 250502113139. The next prime is 250502113151. The reversal of 250502113140 is 41311205052.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 250502113140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 587085 + ... + 919604.

It is an arithmetic number, because the mean of its divisors is an integer number (7783560540).

Almost surely, 2^250502113140 is an apocalyptic number.

250502113140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250502113140 is an abundant number, since it is smaller than the sum of its proper divisors (496719698700).

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

250502113140 is a wasteful number, since it uses less digits than its factorization.

250502113140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506881 (or 1506879 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 250502113140 its reverse (41311205052), we get a palindrome (291813318192).

The spelling of 250502113140 in words is "two hundred fifty billion, five hundred two million, one hundred thirteen thousand, one hundred forty".