2354445664 has 24 divisors (see below), whose sum is σ = 4748374008. Its totient is φ = 1148509440.

The previous prime is 2354445641. The next prime is 2354445703. The reversal of 2354445664 is 4665444532.

2354445664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2354445664.

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, 895962 + ... + 898585.

It is an arithmetic number, because the mean of its divisors is an integer number (197848917).

Almost surely, 2^2354445664 is an apocalyptic number.

It is an amenable number.

2354445664 is an abundant number, since it is smaller than the sum of its proper divisors (2393928344).

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

2354445664 is a wasteful number, since it uses less digits than its factorization.

2354445664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794598 (or 1794590 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 43.

The square root of 2354445664 is about 48522.6304315832. The cubic root of 2354445664 is about 1330.3407391993.

The spelling of 2354445664 in words is "two billion, three hundred fifty-four million, four hundred forty-five thousand, six hundred sixty-four".