5899549878 has 96 divisors (see below), whose sum is σ = 13338782496. Its totient is φ = 1882911744.

The previous prime is 5899549867. The next prime is 5899549919. The reversal of 5899549878 is 8789459985.

5899549878 is a `hidden beast` number, since 5 + 8 + 9 + 9 + 549 + 8 + 78 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20846325 + ... + 20846607.

It is an arithmetic number, because the mean of its divisors is an integer number (138945651).

Almost surely, 2^5899549878 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5899549878, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6669391248).

5899549878 is an abundant number, since it is smaller than the sum of its proper divisors (7439232618).

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

5899549878 is a wasteful number, since it uses less digits than its factorization.

5899549878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718 (or 715 counting only the distinct ones).

The product of its digits is 261273600, while the sum is 72.

The square root of 5899549878 is about 76808.5273781499. The cubic root of 5899549878 is about 1806.9229158112.

The spelling of 5899549878 in words is "five billion, eight hundred ninety-nine million, five hundred forty-nine thousand, eight hundred seventy-eight".