11623656328815 has 32 divisors (see below), whose sum is σ = 18952193479680. Its totient is φ = 6081211400576.

The previous prime is 11623656328771. The next prime is 11623656328819. The reversal of 11623656328815 is 51882365632611.

It is a cyclic number.

It is not a de Polignac number, because 11623656328815 - 2²¹ = 11623654231663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11623656328819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3063004 + ... + 5712206.

It is an arithmetic number, because the mean of its divisors is an integer number (592256046240).

Almost surely, 2^{11623656328815} is an apocalyptic number.

11623656328815 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11623656328815 is a deficient number, since it is larger than the sum of its proper divisors (7328537150865).

11623656328815 is a wasteful number, since it uses less digits than its factorization.

11623656328815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654783.

The product of its digits is 12441600, while the sum is 57.

The spelling of 11623656328815 in words is "eleven trillion, six hundred twenty-three billion, six hundred fifty-six million, three hundred twenty-eight thousand, eight hundred fifteen".