2641642336 has 24 divisors (see below), whose sum is σ = 5201970984. Its totient is φ = 1320506880.

The previous prime is 2641642321. The next prime is 2641642363. The reversal of 2641642336 is 6332461462.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2641642295 and 2641642304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188136 + ... + 201688.

It is an arithmetic number, because the mean of its divisors is an integer number (216748791).

Almost surely, 2^2641642336 is an apocalyptic number.

It is an amenable number.

2641642336 is a deficient number, since it is larger than the sum of its proper divisors (2560328648).

2641642336 is a wasteful number, since it uses less digits than its factorization.

2641642336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19654 (or 19646 counting only the distinct ones).

The product of its digits is 124416, while the sum is 37.

The square root of 2641642336 is about 51396.9097903755. The cubic root of 2641642336 is about 1382.3711834825.

The spelling of 2641642336 in words is "two billion, six hundred forty-one million, six hundred forty-two thousand, three hundred thirty-six".