111444454002 has 16 divisors (see below), whose sum is σ = 254730180672. Its totient is φ = 31841272560.

The previous prime is 111444453979. The next prime is 111444454007. The reversal of 111444454002 is 200454444111.

It is not an unprimeable number, because it can be changed into a prime (111444454007) 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, 1326719649 + ... + 1326719732.

It is an arithmetic number, because the mean of its divisors is an integer number (15920636292).

Almost surely, 2^111444454002 is an apocalyptic number.

111444454002 is an abundant number, since it is smaller than the sum of its proper divisors (143285726670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111444454002 is a wasteful number, since it uses less digits than its factorization.

111444454002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653439393.

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 111444454002 its reverse (200454444111), we get a palindrome (311898898113).

The spelling of 111444454002 in words is "one hundred eleven billion, four hundred forty-four million, four hundred fifty-four thousand, two".