2085626907290 has 16 divisors (see below), whose sum is σ = 3788569980360. Its totient is φ = 826597085760.

The previous prime is 2085626907271. The next prime is 2085626907349. The reversal of 2085626907290 is 927096265802.

It can be written as a sum of positive squares in 4 ways, for example, as 1445532503809 + 640094403481 = 1202303^2 + 800059^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 956708501 + ... + 956710680.

Almost surely, 2^{2085626907290} is an apocalyptic number.

2085626907290 is a deficient number, since it is larger than the sum of its proper divisors (1702943073070).

2085626907290 is a wasteful number, since it uses less digits than its factorization.

2085626907290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913419297.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 2085626907290 in words is "two trillion, eighty-five billion, six hundred twenty-six million, nine hundred seven thousand, two hundred ninety".