2149064065 has 8 divisors (see below), whose sum is σ = 2714607360. Its totient is φ = 1628764272.

The previous prime is 2149064023. The next prime is 2149064089. The reversal of 2149064065 is 5604609412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2149064065 - 2²⁵ = 2115509633 is a prime.

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, 11310769 + ... + 11310958.

It is an arithmetic number, because the mean of its divisors is an integer number (339325920).

Almost surely, 2^2149064065 is an apocalyptic number.

It is an amenable number.

2149064065 is a deficient number, since it is larger than the sum of its proper divisors (565543295).

2149064065 is a wasteful number, since it uses less digits than its factorization.

2149064065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22621751.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 2149064065 is about 46357.9989322231. The cubic root of 2149064065 is about 1290.4755703034.

The spelling of 2149064065 in words is "two billion, one hundred forty-nine million, sixty-four thousand, sixty-five".