250253113240 has 32 divisors (see below), whose sum is σ = 606382544880. Its totient is φ = 92401149312.

The previous prime is 250253113223. The next prime is 250253113241. The reversal of 250253113240 is 42311352052.

It is a junction number, because it is equal to n+sod(n) for n = 250253113199 and 250253113208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250253113241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240627474 + ... + 240628513.

Almost surely, 2^250253113240 is an apocalyptic number.

250253113240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250253113240 is an abundant number, since it is smaller than the sum of its proper divisors (356129431640).

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

250253113240 is a wasteful number, since it uses less digits than its factorization.

250253113240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481256011 (or 481256007 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 250253113240 its reverse (42311352052), we get a palindrome (292564465292).

The spelling of 250253113240 in words is "two hundred fifty billion, two hundred fifty-three million, one hundred thirteen thousand, two hundred forty".