2738689872 has 20 divisors (see below), whose sum is σ = 7074948960. Its totient is φ = 912896608.

The previous prime is 2738689867. The next prime is 2738689883. The reversal of 2738689872 is 2789868372.

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, 28527972 + ... + 28528067.

It is an arithmetic number, because the mean of its divisors is an integer number (353747448).

Almost surely, 2^2738689872 is an apocalyptic number.

It is an amenable number.

2738689872 is an abundant number, since it is smaller than the sum of its proper divisors (4336259088).

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

2738689872 is a wasteful number, since it uses less digits than its factorization.

2738689872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57056050 (or 57056044 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 60.

The square root of 2738689872 is about 52332.4934624751. The cubic root of 2738689872 is about 1399.0963338376.

The spelling of 2738689872 in words is "two billion, seven hundred thirty-eight million, six hundred eighty-nine thousand, eight hundred seventy-two".