4445217264 has 40 divisors (see below), whose sum is σ = 11547653760. Its totient is φ = 1473458368.

The previous prime is 4445217209. The next prime is 4445217269. The reversal of 4445217264 is 4627125444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4445217269) 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, 250092 + ... + 267275.

It is an arithmetic number, because the mean of its divisors is an integer number (288691344).

Almost surely, 2^4445217264 is an apocalyptic number.

It is an amenable number.

4445217264 is an abundant number, since it is smaller than the sum of its proper divisors (7102436496).

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

4445217264 is a wasteful number, since it uses less digits than its factorization.

4445217264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517557 (or 517551 counting only the distinct ones).

The product of its digits is 215040, while the sum is 39.

The square root of 4445217264 is about 66672.4625613904. The cubic root of 4445217264 is about 1644.2366742099.

It can be divided in two parts, 44452 and 17264, that added together give a palindrome (61716).

The spelling of 4445217264 in words is "four billion, four hundred forty-five million, two hundred seventeen thousand, two hundred sixty-four".