253465035320 has 128 divisors (see below), whose sum is σ = 708758501760. Its totient is φ = 79579791360.

The previous prime is 253465035319. The next prime is 253465035347. The reversal of 253465035320 is 23530564352.

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, 543461 + ... + 895700.

It is an arithmetic number, because the mean of its divisors is an integer number (5537175795).

Almost surely, 2^253465035320 is an apocalyptic number.

253465035320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253465035320 is an abundant number, since it is smaller than the sum of its proper divisors (455293466440).

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

253465035320 is a wasteful number, since it uses less digits than its factorization.

253465035320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439233 (or 1439229 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 38.

Adding to 253465035320 its reverse (23530564352), we get a palindrome (276995599672).

The spelling of 253465035320 in words is "two hundred fifty-three billion, four hundred sixty-five million, thirty-five thousand, three hundred twenty".