2644070090 has 16 divisors (see below), whose sum is σ = 4775574888. Its totient is φ = 1054017216.

The previous prime is 2644070089. The next prime is 2644070119. The reversal of 2644070090 is 900704462.

It can be written as a sum of positive squares in 4 ways, for example, as 2368476889 + 275593201 = 48667^2 + 16601^2 .

It is a super-2 number, since 2×2644070090² = 13982213281665216200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448277 + ... + 454136.

Almost surely, 2^2644070090 is an apocalyptic number.

2644070090 is a deficient number, since it is larger than the sum of its proper divisors (2131504798).

2644070090 is a wasteful number, since it uses less digits than its factorization.

2644070090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902713.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2644070090 is about 51420.5220704730. The cubic root of 2644070090 is about 1382.7945349636.

The spelling of 2644070090 in words is "two billion, six hundred forty-four million, seventy thousand, ninety".