2644626376 has 16 divisors (see below), whose sum is σ = 5667056640. Its totient is φ = 1133411280.

The previous prime is 2644626373. The next prime is 2644626379. The reversal of 2644626376 is 6736264462.

2644626376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2644626373) and next prime (2644626379).

It is not an unprimeable number, because it can be changed into a prime (2644626373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23612680 + ... + 23612791.

It is an arithmetic number, because the mean of its divisors is an integer number (354191040).

Almost surely, 2^2644626376 is an apocalyptic number.

It is an amenable number.

2644626376 is an abundant number, since it is smaller than the sum of its proper divisors (3022430264).

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

2644626376 is a wasteful number, since it uses less digits than its factorization.

2644626376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47225484 (or 47225480 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 46.

The square root of 2644626376 is about 51425.9309687243. The cubic root of 2644626376 is about 1382.8915035606.

The spelling of 2644626376 in words is "two billion, six hundred forty-four million, six hundred twenty-six thousand, three hundred seventy-six".