111453746428 has 24 divisors (see below), whose sum is σ = 198810194688. Its totient is φ = 54651744576.

The previous prime is 111453746399. The next prime is 111453746447. The reversal of 111453746428 is 824647354111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381925 + ... + 607267.

It is an arithmetic number, because the mean of its divisors is an integer number (8283758112).

Almost surely, 2^111453746428 is an apocalyptic number.

It is an amenable number.

111453746428 is a deficient number, since it is larger than the sum of its proper divisors (87356448260).

111453746428 is a wasteful number, since it uses less digits than its factorization.

111453746428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227733 (or 227731 counting only the distinct ones).

The product of its digits is 645120, while the sum is 46.

It can be divided in two parts, 11145 and 3746428, that added together give a palindrome (3757573).

The spelling of 111453746428 in words is "one hundred eleven billion, four hundred fifty-three million, seven hundred forty-six thousand, four hundred twenty-eight".