2641402164 has 48 divisors (see below), whose sum is σ = 6248793600. Its totient is φ = 868302336.

The previous prime is 2641402147. The next prime is 2641402187. The reversal of 2641402164 is 4612041462.

It is a happy number.

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, 433789 + ... + 439835.

It is an arithmetic number, because the mean of its divisors is an integer number (130183200).

Almost surely, 2^2641402164 is an apocalyptic number.

It is an amenable number.

2641402164 is an abundant number, since it is smaller than the sum of its proper divisors (3607391436).

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

2641402164 is a wasteful number, since it uses less digits than its factorization.

2641402164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6552 (or 6550 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 2641402164 is about 51394.5732932962. The cubic root of 2641402164 is about 1382.3292882178.

The spelling of 2641402164 in words is "two billion, six hundred forty-one million, four hundred two thousand, one hundred sixty-four".