2142366564 has 48 divisors (see below), whose sum is σ = 5386848320. Its totient is φ = 658765440.

The previous prime is 2142366559. The next prime is 2142366581. The reversal of 2142366564 is 4656632412.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310302 + ... + 317130.

Almost surely, 2^2142366564 is an apocalyptic number.

It is an amenable number.

2142366564 is an abundant number, since it is smaller than the sum of its proper divisors (3244481756).

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

2142366564 is a wasteful number, since it uses less digits than its factorization.

2142366564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8860 (or 8858 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

The square root of 2142366564 is about 46285.7058280416. The cubic root of 2142366564 is about 1289.1335976651.

Adding to 2142366564 its reverse (4656632412), we get a palindrome (6798998976).

The spelling of 2142366564 in words is "two billion, one hundred forty-two million, three hundred sixty-six thousand, five hundred sixty-four".