2163468744 has 64 divisors (see below), whose sum is σ = 6325944000. Its totient is φ = 683199360.

The previous prime is 2163468743. The next prime is 2163468779. The reversal of 2163468744 is 4478643612.

2163468744 is a `hidden beast` number, since 2 + 1 + 634 + 6 + 8 + 7 + 4 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2163468744.

It is not an unprimeable number, because it can be changed into a prime (2163468743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259477 + ... + 267684.

It is an arithmetic number, because the mean of its divisors is an integer number (98842875).

Almost surely, 2^2163468744 is an apocalyptic number.

2163468744 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2163468744 is an abundant number, since it is smaller than the sum of its proper divisors (4162475256).

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

2163468744 is a wasteful number, since it uses less digits than its factorization.

2163468744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527195 (or 527185 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The square root of 2163468744 is about 46513.1029280997. The cubic root of 2163468744 is about 1293.3524052761.

The spelling of 2163468744 in words is "two billion, one hundred sixty-three million, four hundred sixty-eight thousand, seven hundred forty-four".