444160521422 has 4 divisors (see below), whose sum is σ = 666240782136. Its totient is φ = 222080260710.

The previous prime is 444160521401. The next prime is 444160521443. The reversal of 444160521422 is 224125061444.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (444160521401) and next prime (444160521443).

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, 111040130354 + ... + 111040130357.

It is an arithmetic number, because the mean of its divisors is an integer number (166560195534).

Almost surely, 2^444160521422 is an apocalyptic number.

444160521422 is a deficient number, since it is larger than the sum of its proper divisors (222080260714).

444160521422 is a wasteful number, since it uses less digits than its factorization.

444160521422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222080260713.

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 444160521422 its reverse (224125061444), we get a palindrome (668285582866).

The spelling of 444160521422 in words is "four hundred forty-four billion, one hundred sixty million, five hundred twenty-one thousand, four hundred twenty-two".