2164505452 has 12 divisors (see below), whose sum is σ = 3794068096. Its totient is φ = 1080486000.

The previous prime is 2164505449. The next prime is 2164505471. The reversal of 2164505452 is 2545054612.

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, 438924 + ... + 443827.

Almost surely, 2^2164505452 is an apocalyptic number.

It is an amenable number.

2164505452 is a deficient number, since it is larger than the sum of its proper divisors (1629562644).

2164505452 is a wasteful number, since it uses less digits than its factorization.

2164505452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883368 (or 883366 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 2164505452 is about 46524.2458509539. The cubic root of 2164505452 is about 1293.5589585525.

The spelling of 2164505452 in words is "two billion, one hundred sixty-four million, five hundred five thousand, four hundred fifty-two".