2641642326 has 12 divisors (see below), whose sum is σ = 5723558412. Its totient is φ = 880547436.

The previous prime is 2641642321. The next prime is 2641642363. The reversal of 2641642326 is 6232461462.

2641642326 is a `hidden beast` number, since 2 + 6 + 4 + 1 + 642 + 3 + 2 + 6 = 666.

2641642326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2641642321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73378936 + ... + 73378971.

It is an arithmetic number, because the mean of its divisors is an integer number (476963201).

Almost surely, 2^2641642326 is an apocalyptic number.

2641642326 is an abundant number, since it is smaller than the sum of its proper divisors (3081916086).

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

2641642326 is a wasteful number, since it uses less digits than its factorization.

2641642326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146757915 (or 146757912 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 2641642326 is about 51396.9096930934. The cubic root of 2641642326 is about 1382.3711817381.

The spelling of 2641642326 in words is "two billion, six hundred forty-one million, six hundred forty-two thousand, three hundred twenty-six".