2124864164 has 24 divisors (see below), whose sum is σ = 3925488000. Its totient is φ = 1003618080.

The previous prime is 2124864151. The next prime is 2124864211. The reversal of 2124864164 is 4614684212.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13532 + ... + 66579.

It is an arithmetic number, because the mean of its divisors is an integer number (163562000).

Almost surely, 2^2124864164 is an apocalyptic number.

It is an amenable number.

2124864164 is a deficient number, since it is larger than the sum of its proper divisors (1800623836).

2124864164 is a wasteful number, since it uses less digits than its factorization.

2124864164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80483 (or 80481 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 2124864164 is about 46096.2489146351. The cubic root of 2124864164 is about 1285.6134008155.

The spelling of 2124864164 in words is "two billion, one hundred twenty-four million, eight hundred sixty-four thousand, one hundred sixty-four".