5918009823 has 64 divisors (see below), whose sum is σ = 9851466240. Its totient is φ = 3480019200.

The previous prime is 5918009749. The next prime is 5918009827. The reversal of 5918009823 is 3289008195.

It is a happy number.

It is not a de Polignac number, because 5918009823 - 2¹⁰ = 5918008799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5918009827) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2397636 + ... + 2400102.

It is an arithmetic number, because the mean of its divisors is an integer number (153929160).

Almost surely, 2^5918009823 is an apocalyptic number.

5918009823 is a deficient number, since it is larger than the sum of its proper divisors (3933456417).

5918009823 is a wasteful number, since it uses less digits than its factorization.

5918009823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725 (or 2719 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 5918009823 is about 76928.6021126083. The cubic root of 5918009823 is about 1808.8055999830.

The spelling of 5918009823 in words is "five billion, nine hundred eighteen million, nine thousand, eight hundred twenty-three".