2264015665 has 16 divisors (see below), whose sum is σ = 2741299200. Its totient is φ = 1794925440.

The previous prime is 2264015641. The next prime is 2264015669. The reversal of 2264015665 is 5665104622.

It is not a de Polignac number, because 2264015665 - 2²¹ = 2261918513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2264015669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 837486 + ... + 840184.

It is an arithmetic number, because the mean of its divisors is an integer number (171331200).

Almost surely, 2^2264015665 is an apocalyptic number.

It is an amenable number.

2264015665 is a deficient number, since it is larger than the sum of its proper divisors (477283535).

2264015665 is a wasteful number, since it uses less digits than its factorization.

2264015665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4152.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 2264015665 is about 47581.6736254621. The cubic root of 2264015665 is about 1313.0859139433.

The spelling of 2264015665 in words is "two billion, two hundred sixty-four million, fifteen thousand, six hundred sixty-five".