2545453472 has 24 divisors (see below), whose sum is σ = 5105918916. Its totient is φ = 1248712192.

The previous prime is 2545453457. The next prime is 2545453483. The reversal of 2545453472 is 2743545452.

It can be written as a sum of positive squares in 2 ways, for example, as 2186123536 + 359329936 = 46756^2 + 18956^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 748733 + ... + 752124.

Almost surely, 2^2545453472 is an apocalyptic number.

It is an amenable number.

2545453472 is an abundant number, since it is smaller than the sum of its proper divisors (2560465444).

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

2545453472 is a wasteful number, since it uses less digits than its factorization.

2545453472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500920 (or 1500912 counting only the distinct ones).

The product of its digits is 672000, while the sum is 41.

The square root of 2545453472 is about 50452.4872726806. The cubic root of 2545453472 is about 1365.3847702569.

The spelling of 2545453472 in words is "two billion, five hundred forty-five million, four hundred fifty-three thousand, four hundred seventy-two".