2115760770 has 128 divisors (see below), whose sum is σ = 5968224000. Its totient is φ = 531878400.

The previous prime is 2115760739. The next prime is 2115760781. The reversal of 2115760770 is 770675112.

2115760770 is a `hidden beast` number, since 2 + 11 + 576 + 0 + 7 + 70 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1173870 + ... + 1175670.

It is an arithmetic number, because the mean of its divisors is an integer number (46626750).

Almost surely, 2^2115760770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2115760770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2984112000).

2115760770 is an abundant number, since it is smaller than the sum of its proper divisors (3852463230).

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

2115760770 is a wasteful number, since it uses less digits than its factorization.

2115760770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065 (or 2059 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 36.

The square root of 2115760770 is about 45997.3996004122. The cubic root of 2115760770 is about 1283.7748207617.

The spelling of 2115760770 in words is "two billion, one hundred fifteen million, seven hundred sixty thousand, seven hundred seventy".