445854114780 has 144 divisors (see below), whose sum is σ = 1295588112000. Its totient is φ = 114558103296.

The previous prime is 445854114773. The next prime is 445854114857. The reversal of 445854114780 is 87411458544.

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, 25170687 + ... + 25188393.

Almost surely, 2^445854114780 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445854114780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (647794056000).

445854114780 is an abundant number, since it is smaller than the sum of its proper divisors (849733997220).

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

445854114780 is a wasteful number, since it uses less digits than its factorization.

445854114780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18276 (or 18245 counting only the distinct ones).

The product of its (nonzero) digits is 2867200, while the sum is 51.

The spelling of 445854114780 in words is "four hundred forty-five billion, eight hundred fifty-four million, one hundred fourteen thousand, seven hundred eighty".