4591807840 has 24 divisors (see below), whose sum is σ = 10848146400. Its totient is φ = 1836723072.

The previous prime is 4591807819. The next prime is 4591807841. The reversal of 4591807840 is 487081954.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4591807841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14349240 + ... + 14349559.

It is an arithmetic number, because the mean of its divisors is an integer number (452006100).

Almost surely, 2^4591807840 is an apocalyptic number.

4591807840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4591807840 is an abundant number, since it is smaller than the sum of its proper divisors (6256338560).

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

4591807840 is a wasteful number, since it uses less digits than its factorization.

4591807840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28698814 (or 28698806 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 46.

The square root of 4591807840 is about 67762.8795137869. The cubic root of 4591807840 is about 1662.1156360948.

The spelling of 4591807840 in words is "four billion, five hundred ninety-one million, eight hundred seven thousand, eight hundred forty".