11512800504955 has 8 divisors (see below), whose sum is σ = 14628028876992. Its totient is φ = 8668461556608.

The previous prime is 11512800504937. The next prime is 11512800504971. The reversal of 11512800504955 is 55940500821511.

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 11512800504955 - 2⁴³ = 2716707482747 is a prime.

It is a Duffinian number.

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, 67722355827 + ... + 67722355996.

It is an arithmetic number, because the mean of its divisors is an integer number (1828503609624).

Almost surely, 2^{11512800504955} is an apocalyptic number.

11512800504955 is a deficient number, since it is larger than the sum of its proper divisors (3115228372037).

11512800504955 is a wasteful number, since it uses less digits than its factorization.

11512800504955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135444711845.

The product of its (nonzero) digits is 360000, while the sum is 46.

The spelling of 11512800504955 in words is "eleven trillion, five hundred twelve billion, eight hundred million, five hundred four thousand, nine hundred fifty-five".