444534361156451 has 8 divisors (see below), whose sum is σ = 458877354902400. Its totient is φ = 430191565888320.

The previous prime is 444534361156447. The next prime is 444534361156499. The reversal of 444534361156451 is 154651163435444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 444534361156451 - 2² = 444534361156447 is a prime.

It is a super-2 number, since 2×444534361156451² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444534361156421) 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, 45061106 + ... + 54033063.

It is an arithmetic number, because the mean of its divisors is an integer number (57359669362800).

Almost surely, 2^{444534361156451} is an apocalyptic number.

444534361156451 is a deficient number, since it is larger than the sum of its proper divisors (14342993745949).

444534361156451 is a wasteful number, since it uses less digits than its factorization.

444534361156451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99238909.

The product of its digits is 41472000, while the sum is 56.

The spelling of 444534361156451 in words is "four hundred forty-four trillion, five hundred thirty-four billion, three hundred sixty-one million, one hundred fifty-six thousand, four hundred fifty-one".