253401708120 has 128 divisors (see below), whose sum is σ = 829568736000. Its totient is φ = 61411898880.

The previous prime is 253401708101. The next prime is 253401708167. The reversal of 253401708120 is 21807104352.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 4551411 + ... + 4606749.

It is an arithmetic number, because the mean of its divisors is an integer number (6481005750).

Almost surely, 2^253401708120 is an apocalyptic number.

253401708120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253401708120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (414784368000).

253401708120 is an abundant number, since it is smaller than the sum of its proper divisors (576167027880).

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

253401708120 is a wasteful number, since it uses less digits than its factorization.

253401708120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58833 (or 58829 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The spelling of 253401708120 in words is "two hundred fifty-three billion, four hundred one million, seven hundred eight thousand, one hundred twenty".