111344625406 has 12 divisors (see below), whose sum is σ = 194285009808. Its totient is φ = 47719125132.

The previous prime is 111344625397. The next prime is 111344625421. The reversal of 111344625406 is 604526443111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 568084726 + ... + 568084921.

It is an arithmetic number, because the mean of its divisors is an integer number (16190417484).

Almost surely, 2^111344625406 is an apocalyptic number.

111344625406 is a deficient number, since it is larger than the sum of its proper divisors (82940384402).

111344625406 is a wasteful number, since it uses less digits than its factorization.

111344625406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136169663 (or 1136169656 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 111344625406 in words is "one hundred eleven billion, three hundred forty-four million, six hundred twenty-five thousand, four hundred six".