111442420061626 has 16 divisors (see below), whose sum is σ = 167353777319400. Its totient is φ = 55657847174400.

The previous prime is 111442420061603. The next prime is 111442420061629. The reversal of 111442420061626 is 626160024244111.

It can be written as a sum of positive squares in 4 ways, for example, as 110511289629225 + 931130432401 = 10512435^2 + 964951^2 .

It is not an unprimeable number, because it can be changed into a prime (111442420061629) 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, 6521926 + ... + 16291726.

Almost surely, 2^{111442420061626} is an apocalyptic number.

111442420061626 is a deficient number, since it is larger than the sum of its proper divisors (55911357257774).

111442420061626 is a wasteful number, since it uses less digits than its factorization.

111442420061626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9776289.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 111442420061626 in words is "one hundred eleven trillion, four hundred forty-two billion, four hundred twenty million, sixty-one thousand, six hundred twenty-six".