1444444428574 has 12 divisors (see below), whose sum is σ = 2520408135744. Its totient is φ = 619047612204.

The previous prime is 1444444428527. The next prime is 1444444428629. The reversal of 1444444428574 is 4758244444441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7369614334 + ... + 7369614529.

It is an arithmetic number, because the mean of its divisors is an integer number (210034011312).

Almost surely, 2^{1444444428574} is an apocalyptic number.

1444444428574 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1444444428574 is a deficient number, since it is larger than the sum of its proper divisors (1075963707170).

1444444428574 is a wasteful number, since it uses less digits than its factorization.

1444444428574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14739228879 (or 14739228872 counting only the distinct ones).

The product of its digits is 36700160, while the sum is 55.

The spelling of 1444444428574 in words is "one trillion, four hundred forty-four billion, four hundred forty-four million, four hundred twenty-eight thousand, five hundred seventy-four".