11543456022 has 16 divisors (see below), whose sum is σ = 26385042432. Its totient is φ = 3298130280.

The previous prime is 11543455961. The next prime is 11543456033. The reversal of 11543456022 is 22065434511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137422054 + ... + 137422137.

It is an arithmetic number, because the mean of its divisors is an integer number (1649065152).

Almost surely, 2^11543456022 is an apocalyptic number.

11543456022 is an abundant number, since it is smaller than the sum of its proper divisors (14841586410).

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

11543456022 is a wasteful number, since it uses less digits than its factorization.

11543456022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274844203.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 11543456022 in words is "eleven billion, five hundred forty-three million, four hundred fifty-six thousand, twenty-two".