11523633316555 has 8 divisors (see below), whose sum is σ = 13830142720752. Its totient is φ = 9217718159328.

The previous prime is 11523633316541. The next prime is 11523633316567. The reversal of 11523633316555 is 55561333632511.

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 11523633316555 - 2⁹ = 11523633316043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11523633316499 and 11523633316508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148519077 + ... + 148596646.

It is an arithmetic number, because the mean of its divisors is an integer number (1728767840094).

Almost surely, 2^{11523633316555} is an apocalyptic number.

11523633316555 is a deficient number, since it is larger than the sum of its proper divisors (2306509404197).

11523633316555 is an equidigital number, since it uses as much as digits as its factorization.

11523633316555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297123485.

The product of its digits is 3645000, while the sum is 49.

The spelling of 11523633316555 in words is "eleven trillion, five hundred twenty-three billion, six hundred thirty-three million, three hundred sixteen thousand, five hundred fifty-five".