111413032505540 has 48 divisors (see below), whose sum is σ = 234494968334592. Its totient is φ = 44464736042496.

The previous prime is 111413032505527. The next prime is 111413032505623. The reversal of 111413032505540 is 45505230314111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111413032505540.

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, 97839932 + ... + 98972108.

It is an arithmetic number, because the mean of its divisors is an integer number (4885311840304).

Almost surely, 2^{111413032505540} is an apocalyptic number.

111413032505540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111413032505540 is an abundant number, since it is smaller than the sum of its proper divisors (123081935829052).

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

111413032505540 is a wasteful number, since it uses less digits than its factorization.

111413032505540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143276 (or 1143274 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 111413032505540 its reverse (45505230314111), we get a palindrome (156918262819651).

The spelling of 111413032505540 in words is "one hundred eleven trillion, four hundred thirteen billion, thirty-two million, five hundred five thousand, five hundred forty".