2543723712 has 42 divisors (see below), whose sum is σ = 7291126388. Its totient is φ = 847907712.

The previous prime is 2543723701. The next prime is 2543723717. The reversal of 2543723712 is 2173273452.

2543723712 is a `hidden beast` number, since 2 + 543 + 72 + 37 + 12 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2543723717) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2207518 + ... + 2208669.

Almost surely, 2^2543723712 is an apocalyptic number.

It is an amenable number.

2543723712 is an abundant number, since it is smaller than the sum of its proper divisors (4747402676).

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

2543723712 is a wasteful number, since it uses less digits than its factorization.

2543723712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4416205 (or 4416192 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 2543723712 is about 50435.3418943502. The cubic root of 2543723712 is about 1365.0754182860.

The spelling of 2543723712 in words is "two billion, five hundred forty-three million, seven hundred twenty-three thousand, seven hundred twelve".