2543713672 has 16 divisors (see below), whose sum is σ = 5050020060. Its totient is φ = 1197041664.

The previous prime is 2543713657. The next prime is 2543713687. The reversal of 2543713672 is 2763173452.

It is an interprime number because it is at equal distance from previous prime (2543713657) and next prime (2543713687).

It can be written as a sum of positive squares in 2 ways, for example, as 2543588356 + 125316 = 50434^2 + 354^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9351753 + ... + 9352024.

Almost surely, 2^2543713672 is an apocalyptic number.

It is an amenable number.

2543713672 is a deficient number, since it is larger than the sum of its proper divisors (2506306388).

2543713672 is a wasteful number, since it uses less digits than its factorization.

2543713672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18703800 (or 18703796 counting only the distinct ones).

The product of its digits is 211680, while the sum is 40.

The square root of 2543713672 is about 50435.2423608730. The cubic root of 2543713672 is about 1365.0736223132.

The spelling of 2543713672 in words is "two billion, five hundred forty-three million, seven hundred thirteen thousand, six hundred seventy-two".