2641007646 has 32 divisors (see below), whose sum is σ = 5887814400. Its totient is φ = 877499640.

The previous prime is 2641007623. The next prime is 2641007731. The reversal of 2641007646 is 6467001462.

2641007646 is a `hidden beast` number, since 2 + 6 + 4 + 1 + 0 + 0 + 7 + 646 = 666.

2641007646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2641007646² = 13949842772460922632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2641007646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61836 + ... + 95423.

It is an arithmetic number, because the mean of its divisors is an integer number (183994200).

Almost surely, 2^2641007646 is an apocalyptic number.

2641007646 is an abundant number, since it is smaller than the sum of its proper divisors (3246806754).

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

2641007646 is a wasteful number, since it uses less digits than its factorization.

2641007646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157581 (or 157575 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 2641007646 is about 51390.7350210133. The cubic root of 2641007646 is about 1382.2604635424.

The spelling of 2641007646 in words is "two billion, six hundred forty-one million, seven thousand, six hundred forty-six".