111625715452 has 12 divisors (see below), whose sum is σ = 206835884640. Its totient is φ = 52529748416.

The previous prime is 111625715437. The next prime is 111625715477. The reversal of 111625715452 is 254517526111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820777252 + ... + 820777387.

It is an arithmetic number, because the mean of its divisors is an integer number (17236323720).

Almost surely, 2^111625715452 is an apocalyptic number.

It is an amenable number.

111625715452 is a deficient number, since it is larger than the sum of its proper divisors (95210169188).

111625715452 is a wasteful number, since it uses less digits than its factorization.

111625715452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641554660 (or 1641554658 counting only the distinct ones).

The product of its digits is 84000, while the sum is 40.

The spelling of 111625715452 in words is "one hundred eleven billion, six hundred twenty-five million, seven hundred fifteen thousand, four hundred fifty-two".