111389349626 has 8 divisors (see below), whose sum is σ = 170236553364. Its totient is φ = 54643831840.

The previous prime is 111389349587. The next prime is 111389349671. The reversal of 111389349626 is 626943983111.

It can be written as a sum of positive squares in 2 ways, for example, as 88923836401 + 22465513225 = 298201^2 + 149885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525421355 + ... + 525421566.

Almost surely, 2^111389349626 is an apocalyptic number.

111389349626 is a deficient number, since it is larger than the sum of its proper divisors (58847203738).

111389349626 is a wasteful number, since it uses less digits than its factorization.

111389349626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050842976.

The product of its digits is 1679616, while the sum is 53.

The spelling of 111389349626 in words is "one hundred eleven billion, three hundred eighty-nine million, three hundred forty-nine thousand, six hundred twenty-six".