2568724942 has 32 divisors (see below), whose sum is σ = 4543992000. Its totient is φ = 1088486784.

The previous prime is 2568724913. The next prime is 2568724943. The reversal of 2568724942 is 2494278652.

2568724942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2568724943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40018 + ... + 82090.

It is an arithmetic number, because the mean of its divisors is an integer number (141999750).

Almost surely, 2^2568724942 is an apocalyptic number.

2568724942 is a deficient number, since it is larger than the sum of its proper divisors (1975267058).

2568724942 is an equidigital number, since it uses as much as digits as its factorization.

2568724942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42185 (or 42171 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 49.

The square root of 2568724942 is about 50682.5901271827. The cubic root of 2568724942 is about 1369.5331035490.

The spelling of 2568724942 in words is "two billion, five hundred sixty-eight million, seven hundred twenty-four thousand, nine hundred forty-two".