11522917078432 has 96 divisors (see below), whose sum is σ = 23089793126400. Its totient is φ = 5659774498560.

The previous prime is 11522917078429. The next prime is 11522917078447. The reversal of 11522917078432 is 23487071922511.

It is a super-3 number, since 3×11522917078432³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11522917078432.

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, 2134266069 + ... + 2134271467.

It is an arithmetic number, because the mean of its divisors is an integer number (240518678400).

Almost surely, 2^{11522917078432} is an apocalyptic number.

It is an amenable number.

11522917078432 is an abundant number, since it is smaller than the sum of its proper divisors (11566876047968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11522917078432 is a wasteful number, since it uses less digits than its factorization.

11522917078432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10586 (or 10578 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 52.

The spelling of 11522917078432 in words is "eleven trillion, five hundred twenty-two billion, nine hundred seventeen million, seventy-eight thousand, four hundred thirty-two".