445105333431462 has 96 divisors (see below), whose sum is σ = 1006794449256960. Its totient is φ = 130008484365120.

The previous prime is 445105333431403. The next prime is 445105333431491. The reversal of 445105333431462 is 264134333501544.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19998339 + ... + 35918577.

It is an arithmetic number, because the mean of its divisors is an integer number (10487442179760).

Almost surely, 2^{445105333431462} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445105333431462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (503397224628480).

445105333431462 is an abundant number, since it is smaller than the sum of its proper divisors (561689115825498).

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

445105333431462 is a wasteful number, since it uses less digits than its factorization.

445105333431462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15920506 (or 15920399 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 48.

The spelling of 445105333431462 in words is "four hundred forty-five trillion, one hundred five billion, three hundred thirty-three million, four hundred thirty-one thousand, four hundred sixty-two".