447477277773264 has 240 divisors, whose sum is σ = 1251318598430400. Its totient is φ = 137316770705408.

The previous prime is 447477277773203. The next prime is 447477277773269. The reversal of 447477277773264 is 462377772774744.

It is a self number, because there is not a number n which added to its sum of digits gives 447477277773264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447477277773269) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3080475067 + ... + 3080620325.

It is an arithmetic number, because the mean of its divisors is an integer number (5213827493460).

Almost surely, 2^{447477277773264} 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 447477277773264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (625659299215200).

447477277773264 is an abundant number, since it is smaller than the sum of its proper divisors (803841320657136).

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

447477277773264 is a wasteful number, since it uses less digits than its factorization.

447477277773264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147090 (or 147037 counting only the distinct ones).

The product of its digits is 15179544576, while the sum is 78.

The spelling of 447477277773264 in words is "four hundred forty-seven trillion, four hundred seventy-seven billion, two hundred seventy-seven million, seven hundred seventy-three thousand, two hundred sixty-four".