2531052042 has 16 divisors (see below), whose sum is σ = 5066046720. Its totient is φ = 843026912.

The previous prime is 2531052031. The next prime is 2531052061. The reversal of 2531052042 is 2402501352.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155898 + ... + 171365.

It is an arithmetic number, because the mean of its divisors is an integer number (316627920).

Almost surely, 2^2531052042 is an apocalyptic number.

2531052042 is an abundant number, since it is smaller than the sum of its proper divisors (2534994678).

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

2531052042 is a wasteful number, since it uses less digits than its factorization.

2531052042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328557.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2531052042 is about 50309.5621328590. The cubic root of 2531052042 is about 1362.8049164329.

Adding to 2531052042 its reverse (2402501352), we get a palindrome (4933553394).

The spelling of 2531052042 in words is "two billion, five hundred thirty-one million, fifty-two thousand, forty-two".