2542906368 has 66 divisors (see below), whose sum is σ = 7342613564. Its totient is φ = 847632384.

The previous prime is 2542906349. The next prime is 2542906397. The reversal of 2542906368 is 8636092452.

2542906368 is a `hidden beast` number, since 2 + 5 + 4 + 2 + 9 + 0 + 636 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128746 + ... + 147177.

Almost surely, 2^2542906368 is an apocalyptic number.

It is an amenable number.

2542906368 is an abundant number, since it is smaller than the sum of its proper divisors (4799707196).

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

2542906368 is a wasteful number, since it uses less digits than its factorization.

2542906368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275949 (or 275928 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 2542906368 is about 50427.2383538897. The cubic root of 2542906368 is about 1364.9291948943.

The spelling of 2542906368 in words is "two billion, five hundred forty-two million, nine hundred six thousand, three hundred sixty-eight".