11555385346 has 16 divisors (see below), whose sum is σ = 18159264000. Its totient is φ = 5507861040.

The previous prime is 11555385343. The next prime is 11555385353. The reversal of 11555385346 is 64358355511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11555385296 and 11555385305.

It is not an unprimeable number, because it can be changed into a prime (11555385341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1386721 + ... + 1395028.

It is an arithmetic number, because the mean of its divisors is an integer number (1134954000).

Almost surely, 2^11555385346 is an apocalyptic number.

11555385346 is a deficient number, since it is larger than the sum of its proper divisors (6603878654).

11555385346 is a wasteful number, since it uses less digits than its factorization.

11555385346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2781849.

The product of its digits is 1080000, while the sum is 46.

The spelling of 11555385346 in words is "eleven billion, five hundred fifty-five million, three hundred eighty-five thousand, three hundred forty-six".