1444173195801 has 16 divisors (see below), whose sum is σ = 2208155612544. Its totient is φ = 822425297664.

The previous prime is 1444173195797. The next prime is 1444173195823. The reversal of 1444173195801 is 1085913714441.

It is a happy number.

It is not a de Polignac number, because 1444173195801 - 2² = 1444173195797 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1444173195841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117349056 + ... + 117361361.

It is an arithmetic number, because the mean of its divisors is an integer number (138009725784).

Almost surely, 2^{1444173195801} is an apocalyptic number.

It is an amenable number.

1444173195801 is a deficient number, since it is larger than the sum of its proper divisors (763982416743).

1444173195801 is a wasteful number, since it uses less digits than its factorization.

1444173195801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234710720.

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 1444173195801 in words is "one trillion, four hundred forty-four billion, one hundred seventy-three million, one hundred ninety-five thousand, eight hundred one".