11543612346 has 32 divisors (see below), whose sum is σ = 29317111680. Its totient is φ = 3298174848.

The previous prime is 11543612281. The next prime is 11543612363. The reversal of 11543612346 is 64321634511.

11543612346 is a `hidden beast` number, since 1 + 1 + 5 + 4 + 3 + 612 + 34 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 11543612346.

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, 15268951 + ... + 15269706.

It is an arithmetic number, because the mean of its divisors is an integer number (916159740).

Almost surely, 2^11543612346 is an apocalyptic number.

11543612346 is an abundant number, since it is smaller than the sum of its proper divisors (17773499334).

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

11543612346 is a wasteful number, since it uses less digits than its factorization.

11543612346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30538675 (or 30538669 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The spelling of 11543612346 in words is "eleven billion, five hundred forty-three million, six hundred twelve thousand, three hundred forty-six".