2563291242 has 24 divisors (see below), whose sum is σ = 5557503744. Its totient is φ = 853860264.

The previous prime is 2563291231. The next prime is 2563291261. The reversal of 2563291242 is 2421923652.

2563291242 is a `hidden beast` number, since 2 + 5 + 632 + 9 + 12 + 4 + 2 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2563291197 and 2563291206.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19338 + ... + 74165.

It is an arithmetic number, because the mean of its divisors is an integer number (231562656).

Almost surely, 2^2563291242 is an apocalyptic number.

2563291242 is an abundant number, since it is smaller than the sum of its proper divisors (2994212502).

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

2563291242 is a wasteful number, since it uses less digits than its factorization.

2563291242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95034 (or 95031 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 2563291242 is about 50628.9565565004. The cubic root of 2563291242 is about 1368.5667505222.

The spelling of 2563291242 in words is "two billion, five hundred sixty-three million, two hundred ninety-one thousand, two hundred forty-two".