2158299876 has 12 divisors (see below), whose sum is σ = 5036033072. Its totient is φ = 719433288.

The previous prime is 2158299853. The next prime is 2158299917. The reversal of 2158299876 is 6789928512.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89929150 + ... + 89929173.

Almost surely, 2^2158299876 is an apocalyptic number.

It is an amenable number.

2158299876 is an abundant number, since it is smaller than the sum of its proper divisors (2877733196).

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

2158299876 is a wasteful number, since it uses less digits than its factorization.

2158299876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179858330 (or 179858328 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 57.

The square root of 2158299876 is about 46457.5061319482. The cubic root of 2158299876 is about 1292.3215762844.

The spelling of 2158299876 in words is "two billion, one hundred fifty-eight million, two hundred ninety-nine thousand, eight hundred seventy-six".