2252145253420 has 48 divisors (see below), whose sum is σ = 4803737621760. Its totient is φ = 886738970304.

The previous prime is 2252145253417. The next prime is 2252145253439. The reversal of 2252145253420 is 243525412522.

It is a self number, because there is not a number n which added to its sum of digits gives 2252145253420.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1130347 + ... + 2404573.

It is an arithmetic number, because the mean of its divisors is an integer number (100077867120).

Almost surely, 2^{2252145253420} is an apocalyptic number.

2252145253420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252145253420 is an abundant number, since it is smaller than the sum of its proper divisors (2551592368340).

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

2252145253420 is a wasteful number, since it uses less digits than its factorization.

2252145253420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275622 (or 1275620 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

The spelling of 2252145253420 in words is "two trillion, two hundred fifty-two billion, one hundred forty-five million, two hundred fifty-three thousand, four hundred twenty".