2665869214 has 16 divisors (see below), whose sum is σ = 4278275280. Its totient is φ = 1242077760.

The previous prime is 2665869197. The next prime is 2665869247. The reversal of 2665869214 is 4129685662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572719 + ... + 577354.

It is an arithmetic number, because the mean of its divisors is an integer number (267392205).

Almost surely, 2^2665869214 is an apocalyptic number.

2665869214 is a deficient number, since it is larger than the sum of its proper divisors (1612406066).

2665869214 is a wasteful number, since it uses less digits than its factorization.

2665869214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150155.

The product of its digits is 1244160, while the sum is 49.

The square root of 2665869214 is about 51632.0560698487. The cubic root of 2665869214 is about 1386.5843042206.

The spelling of 2665869214 in words is "two billion, six hundred sixty-five million, eight hundred sixty-nine thousand, two hundred fourteen".