111620807432 has 32 divisors (see below), whose sum is σ = 218525860800. Its totient is φ = 53350296384.

The previous prime is 111620807429. The next prime is 111620807437. The reversal of 111620807432 is 234708026111.

It is a junction number, because it is equal to n+sod(n) for n = 111620807392 and 111620807401.

It is not an unprimeable number, because it can be changed into a prime (111620807437) 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, 103919 + ... + 483777.

It is an arithmetic number, because the mean of its divisors is an integer number (6828933150).

Almost surely, 2^111620807432 is an apocalyptic number.

It is an amenable number.

111620807432 is a deficient number, since it is larger than the sum of its proper divisors (106905053368).

111620807432 is a wasteful number, since it uses less digits than its factorization.

111620807432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381485 (or 381481 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The spelling of 111620807432 in words is "one hundred eleven billion, six hundred twenty million, eight hundred seven thousand, four hundred thirty-two".