4959199878 has 32 divisors (see below), whose sum is σ = 10480665600. Its totient is φ = 1561175616.

The previous prime is 4959199867. The next prime is 4959199891. The reversal of 4959199878 is 8789919594.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216543 + ... + 238346.

It is an arithmetic number, because the mean of its divisors is an integer number (327520800).

Almost surely, 2^4959199878 is an apocalyptic number.

4959199878 is an abundant number, since it is smaller than the sum of its proper divisors (5521465722).

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

4959199878 is a wasteful number, since it uses less digits than its factorization.

4959199878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454996.

The product of its digits is 58786560, while the sum is 69.

The square root of 4959199878 is about 70421.5867330466. The cubic root of 4959199878 is about 1705.3120893662.

The spelling of 4959199878 in words is "four billion, nine hundred fifty-nine million, one hundred ninety-nine thousand, eight hundred seventy-eight".