4491382693584 has 80 divisors (see below), whose sum is σ = 12007350230400. Its totient is φ = 1444958473728.

The previous prime is 4491382693573. The next prime is 4491382693657. The reversal of 4491382693584 is 4853962831944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3101082 + ... + 4312710.

It is an arithmetic number, because the mean of its divisors is an integer number (150091877880).

Almost surely, 2^{4491382693584} 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 4491382693584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6003675115200).

4491382693584 is an abundant number, since it is smaller than the sum of its proper divisors (7515967536816).

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

4491382693584 is a wasteful number, since it uses less digits than its factorization.

4491382693584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214332 (or 1214326 counting only the distinct ones).

The product of its digits is 179159040, while the sum is 66.

The spelling of 4491382693584 in words is "four trillion, four hundred ninety-one billion, three hundred eighty-two million, six hundred ninety-three thousand, five hundred eighty-four".