2631066290 has 16 divisors (see below), whose sum is σ = 4756249368. Its totient is φ = 1047908736.

The previous prime is 2631066271. The next prime is 2631066311. The reversal of 2631066290 is 926601362.

2631066290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2450943049 + 180123241 = 49507^2 + 13421^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2631066290.

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, 562277 + ... + 566936.

Almost surely, 2^2631066290 is an apocalyptic number.

2631066290 is a deficient number, since it is larger than the sum of its proper divisors (2125183078).

2631066290 is a wasteful number, since it uses less digits than its factorization.

2631066290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129453.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 2631066290 is about 51293.9205949399. The cubic root of 2631066290 is about 1380.5239014106.

The spelling of 2631066290 in words is "two billion, six hundred thirty-one million, sixty-six thousand, two hundred ninety".