2118345276 has 12 divisors (see below), whose sum is σ = 4942805672. Its totient is φ = 706115088.

The previous prime is 2118345253. The next prime is 2118345323. The reversal of 2118345276 is 6725438112.

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

It is a congruent number.

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, 88264375 + ... + 88264398.

Almost surely, 2^2118345276 is an apocalyptic number.

It is an amenable number.

2118345276 is an abundant number, since it is smaller than the sum of its proper divisors (2824460396).

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

2118345276 is a wasteful number, since it uses less digits than its factorization.

2118345276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176528780 (or 176528778 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 2118345276 is about 46025.4850707736. The cubic root of 2118345276 is about 1284.2973394522.

The spelling of 2118345276 in words is "two billion, one hundred eighteen million, three hundred forty-five thousand, two hundred seventy-six".