5005999998 has 24 divisors (see below), whose sum is σ = 10893706200. Its totient is φ = 1661378544.

The previous prime is 5005999997. The next prime is 5006000017. The reversal of 5005999998 is 8999995005.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5005999997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 603108 + ... + 611351.

It is an arithmetic number, because the mean of its divisors is an integer number (453904425).

Almost surely, 2^5005999998 is an apocalyptic number.

5005999998 is an abundant number, since it is smaller than the sum of its proper divisors (5887706202).

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

5005999998 is a wasteful number, since it uses less digits than its factorization.

5005999998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214696 (or 1214693 counting only the distinct ones).

The product of its (nonzero) digits is 11809800, while the sum is 63.

The square root of 5005999998 is about 70753.0917911013. The cubic root of 5005999998 is about 1710.6596634137.

The spelling of 5005999998 in words is "five billion, five million, nine hundred ninety-nine thousand, nine hundred ninety-eight".