444144394151 has 8 divisors (see below), whose sum is σ = 458563067904. Its totient is φ = 429731435160.

The previous prime is 444144394147. The next prime is 444144394241. The reversal of 444144394151 is 151493441444.

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

It is not a de Polignac number, because 444144394151 - 2² = 444144394147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444144394751) 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, 1270451 + ... + 1581876.

It is an arithmetic number, because the mean of its divisors is an integer number (57320383488).

Almost surely, 2^444144394151 is an apocalyptic number.

444144394151 is a deficient number, since it is larger than the sum of its proper divisors (14418673753).

444144394151 is a wasteful number, since it uses less digits than its factorization.

444144394151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857381.

The product of its digits is 552960, while the sum is 44.

The spelling of 444144394151 in words is "four hundred forty-four billion, one hundred forty-four million, three hundred ninety-four thousand, one hundred fifty-one".