11643430614522 has 192 divisors, whose sum is σ = 27807802122240. Its totient is φ = 3183139689984.

The previous prime is 11643430614511. The next prime is 11643430614547. The reversal of 11643430614522 is 22541603434611.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1506846223 + ... + 1506853949.

It is an arithmetic number, because the mean of its divisors is an integer number (144832302720).

Almost surely, 2^{11643430614522} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11643430614522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13903901061120).

11643430614522 is an abundant number, since it is smaller than the sum of its proper divisors (16164371507718).

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

11643430614522 is a wasteful number, since it uses less digits than its factorization.

11643430614522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8245 (or 8208 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 11643430614522 in words is "eleven trillion, six hundred forty-three billion, four hundred thirty million, six hundred fourteen thousand, five hundred twenty-two".