2663795823815 has 16 divisors (see below), whose sum is σ = 3667420521792. Its totient is φ = 1819495440384.

The previous prime is 2663795823763. The next prime is 2663795823869. The reversal of 2663795823815 is 5183285973662.

2663795823815 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2663795823815 - 2²⁶ = 2663728714951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148061924 + ... + 148079913.

It is an arithmetic number, because the mean of its divisors is an integer number (229213782612).

Almost surely, 2^{2663795823815} is an apocalyptic number.

2663795823815 is a deficient number, since it is larger than the sum of its proper divisors (1003624697977).

2663795823815 is a wasteful number, since it uses less digits than its factorization.

2663795823815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296142106.

The product of its digits is 130636800, while the sum is 65.

The spelling of 2663795823815 in words is "two trillion, six hundred sixty-three billion, seven hundred ninety-five million, eight hundred twenty-three thousand, eight hundred fifteen".