444400434341331 has 32 divisors (see below), whose sum is σ = 647124942385152. Its totient is φ = 269615405243520.

The previous prime is 444400434341257. The next prime is 444400434341359. The reversal of 444400434341331 is 133143434004444.

It is not a de Polignac number, because 444400434341331 - 2²³ = 444400425952723 is a prime.

It is a super-2 number, since 2×444400434341331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (444400434341531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72087441 + ... + 78008973.

It is an arithmetic number, because the mean of its divisors is an integer number (20222654449536).

Almost surely, 2^{444400434341331} is an apocalyptic number.

444400434341331 is a deficient number, since it is larger than the sum of its proper divisors (202724508043821).

444400434341331 is a wasteful number, since it uses less digits than its factorization.

444400434341331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5948723.

The product of its (nonzero) digits is 1327104, while the sum is 42.

Adding to 444400434341331 its reverse (133143434004444), we get a palindrome (577543868345775).

The spelling of 444400434341331 in words is "four hundred forty-four trillion, four hundred billion, four hundred thirty-four million, three hundred forty-one thousand, three hundred thirty-one".