444434131401 has 8 divisors (see below), whose sum is σ = 638161829760. Its totient is φ = 273497926992.

The previous prime is 444434131357. The next prime is 444434131409. The reversal of 444434131401 is 104131434444.

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

It is not a de Polignac number, because 444434131401 - 2¹³ = 444434123209 is a prime.

It is a super-2 number, since 2×444434131401² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (444434131409) 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, 5697873441 + ... + 5697873518.

It is an arithmetic number, because the mean of its divisors is an integer number (79770228720).

Almost surely, 2^444434131401 is an apocalyptic number.

It is an amenable number.

444434131401 is a deficient number, since it is larger than the sum of its proper divisors (193727698359).

444434131401 is a wasteful number, since it uses less digits than its factorization.

444434131401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11395746975.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 444434131401 its reverse (104131434444), we get a palindrome (548565565845).

The spelling of 444434131401 in words is "four hundred forty-four billion, four hundred thirty-four million, one hundred thirty-one thousand, four hundred one".