444004054140454 has 4 divisors (see below), whose sum is σ = 666006081210684. Its totient is φ = 222002027070226.

The previous prime is 444004054140443. The next prime is 444004054140461. The reversal of 444004054140454 is 454041450400444.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×444004054140454² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 444004054140454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111001013535112 + ... + 111001013535115.

It is an arithmetic number, because the mean of its divisors is an integer number (166501520302671).

Almost surely, 2^{444004054140454} is an apocalyptic number.

444004054140454 is a deficient number, since it is larger than the sum of its proper divisors (222002027070230).

444004054140454 is a wasteful number, since it uses less digits than its factorization.

444004054140454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222002027070229.

The product of its (nonzero) digits is 1638400, while the sum is 43.

The spelling of 444004054140454 in words is "four hundred forty-four trillion, four billion, fifty-four million, one hundred forty thousand, four hundred fifty-four".