2665496577 has 16 divisors (see below), whose sum is σ = 3652720640. Its totient is φ = 1728307152.

The previous prime is 2665496557. The next prime is 2665496597. The reversal of 2665496577 is 7756945662.

It is an interprime number because it is at equal distance from previous prime (2665496557) and next prime (2665496597).

It is not a de Polignac number, because 2665496577 - 2¹¹ = 2665494529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2665496557) 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, 68053 + ... + 99810.

It is an arithmetic number, because the mean of its divisors is an integer number (228295040).

Almost surely, 2^2665496577 is an apocalyptic number.

It is an amenable number.

2665496577 is a deficient number, since it is larger than the sum of its proper divisors (987224063).

2665496577 is a wasteful number, since it uses less digits than its factorization.

2665496577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168012.

The product of its digits is 19051200, while the sum is 57.

The square root of 2665496577 is about 51628.4473618954. The cubic root of 2665496577 is about 1386.5196953132.

The spelling of 2665496577 in words is "two billion, six hundred sixty-five million, four hundred ninety-six thousand, five hundred seventy-seven".