5998212138 has 32 divisors (see below), whose sum is σ = 12156454080. Its totient is φ = 1972826240.

The previous prime is 5998212133. The next prime is 5998212151. The reversal of 5998212138 is 8312128995.

It is not an unprimeable number, because it can be changed into a prime (5998212133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250756 + ... + 273632.

It is an arithmetic number, because the mean of its divisors is an integer number (379889190).

Almost surely, 2^5998212138 is an apocalyptic number.

5998212138 is an abundant number, since it is smaller than the sum of its proper divisors (6158241942).

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

5998212138 is a wasteful number, since it uses less digits than its factorization.

5998212138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23462.

The product of its digits is 311040, while the sum is 48.

The square root of 5998212138 is about 77448.1254647264. The cubic root of 5998212138 is about 1816.9400881879.

The spelling of 5998212138 in words is "five billion, nine hundred ninety-eight million, two hundred twelve thousand, one hundred thirty-eight".