2164102792 has 8 divisors (see below), whose sum is σ = 4057692750. Its totient is φ = 1082051392.

The previous prime is 2164102781. The next prime is 2164102799. The reversal of 2164102792 is 2972014612.

It can be written as a sum of positive squares in only one way, i.e., 1930196356 + 233906436 = 43934^2 + 15294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2164102799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135256417 + ... + 135256432.

Almost surely, 2^2164102792 is an apocalyptic number.

It is an amenable number.

2164102792 is a deficient number, since it is larger than the sum of its proper divisors (1893589958).

2164102792 is a wasteful number, since it uses less digits than its factorization.

2164102792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270512855 (or 270512851 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 2164102792 is about 46519.9182286470. The cubic root of 2164102792 is about 1293.4787405745.

The spelling of 2164102792 in words is "two billion, one hundred sixty-four million, one hundred two thousand, seven hundred ninety-two".