2640014102065 has 8 divisors (see below), whose sum is σ = 3334754655360. Its totient is φ = 2000852793072.

The previous prime is 2640014102057. The next prime is 2640014102081. The reversal of 2640014102065 is 5602014100462.

It is a happy number.

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 2640014102065 - 2³ = 2640014102057 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, 13894810969 + ... + 13894811158.

It is an arithmetic number, because the mean of its divisors is an integer number (416844331920).

Almost surely, 2^{2640014102065} is an apocalyptic number.

It is an amenable number.

2640014102065 is a deficient number, since it is larger than the sum of its proper divisors (694740553295).

2640014102065 is a wasteful number, since it uses less digits than its factorization.

2640014102065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27789622151.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 2640014102065 in words is "two trillion, six hundred forty billion, fourteen million, one hundred two thousand, sixty-five".