2543204456 has 32 divisors (see below), whose sum is σ = 5137507200. Its totient is φ = 1173286080.

The previous prime is 2543204449. The next prime is 2543204467. The reversal of 2543204456 is 6544023452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366701 + ... + 373571.

It is an arithmetic number, because the mean of its divisors is an integer number (160547100).

Almost surely, 2^2543204456 is an apocalyptic number.

2543204456 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2543204456 is an abundant number, since it is smaller than the sum of its proper divisors (2594302744).

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

2543204456 is a wasteful number, since it uses less digits than its factorization.

2543204456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10449 (or 10445 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

The square root of 2543204456 is about 50430.1938921516. The cubic root of 2543204456 is about 1364.9825266674.

The spelling of 2543204456 in words is "two billion, five hundred forty-three million, two hundred four thousand, four hundred fifty-six".