2543125156 has 48 divisors (see below), whose sum is σ = 5239136448. Its totient is φ = 1064880000.

The previous prime is 2543125133. The next prime is 2543125187. The reversal of 2543125156 is 6515213452.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294906 + ... + 303406.

It is an arithmetic number, because the mean of its divisors is an integer number (109148676).

Almost surely, 2^2543125156 is an apocalyptic number.

2543125156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2543125156 is an abundant number, since it is smaller than the sum of its proper divisors (2696011292).

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

2543125156 is a wasteful number, since it uses less digits than its factorization.

2543125156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9052 (or 9050 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

The square root of 2543125156 is about 50429.4076506952. The cubic root of 2543125156 is about 1364.9683392854.

The spelling of 2543125156 in words is "two billion, five hundred forty-three million, one hundred twenty-five thousand, one hundred fifty-six".