2120665614 has 16 divisors (see below), whose sum is σ = 4250782800. Its totient is φ = 705313280.

The previous prime is 2120665609. The next prime is 2120665681. The reversal of 2120665614 is 4165660212.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 390897 + ... + 396284.

It is an arithmetic number, because the mean of its divisors is an integer number (265673925).

Almost surely, 2^2120665614 is an apocalyptic number.

2120665614 is an abundant number, since it is smaller than the sum of its proper divisors (2130117186).

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

2120665614 is a wasteful number, since it uses less digits than its factorization.

2120665614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787635.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 2120665614 is about 46050.6852717742. The cubic root of 2120665614 is about 1284.7660884269.

The spelling of 2120665614 in words is "two billion, one hundred twenty million, six hundred sixty-five thousand, six hundred fourteen".