444444444444462 has 128 divisors (see below), whose sum is σ = 1166633647718400. Its totient is φ = 109356735312000.

The previous prime is 444444444444461. The next prime is 444444444444491. The reversal of 444444444444462 is 264444444444444.

It is a junction number, because it is equal to n+sod(n) for n = 444444444444396 and 444444444444405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444444444444461) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 125348212 + ... + 128845112.

It is an arithmetic number, because the mean of its divisors is an integer number (9114325372800).

Almost surely, 2^{444444444444462} is an apocalyptic number.

444444444444462 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 444444444444462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (583316823859200).

444444444444462 is an abundant number, since it is smaller than the sum of its proper divisors (722189203273938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444444444444462 is a wasteful number, since it uses less digits than its factorization.

444444444444462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3511422.

The product of its digits is 805306368, while the sum is 60.

The spelling of 444444444444462 in words is "four hundred forty-four trillion, four hundred forty-four billion, four hundred forty-four million, four hundred forty-four thousand, four hundred sixty-two".