2560343156 has 12 divisors (see below), whose sum is σ = 5120686368. Its totient is φ = 1097289912.

The previous prime is 2560343087. The next prime is 2560343161. The reversal of 2560343156 is 6513430652.

2560343156 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45720386 + ... + 45720441.

It is an arithmetic number, because the mean of its divisors is an integer number (426723864).

Almost surely, 2^2560343156 is an apocalyptic number.

It is an amenable number.

2560343156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2560343156 is a wasteful number, since it uses less digits than its factorization.

2560343156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91440838 (or 91440836 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 2560343156 is about 50599.8335570385. The cubic root of 2560343156 is about 1368.0418784131.

The spelling of 2560343156 in words is "two billion, five hundred sixty million, three hundred forty-three thousand, one hundred fifty-six".