4539101998 has 16 divisors (see below), whose sum is σ = 6875280000. Its totient is φ = 2247360696.

The previous prime is 4539101981. The next prime is 4539102023. The reversal of 4539101998 is 8991019354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 905503 + ... + 910501.

It is an arithmetic number, because the mean of its divisors is an integer number (429705000).

Almost surely, 2^4539101998 is an apocalyptic number.

4539101998 is a deficient number, since it is larger than the sum of its proper divisors (2336178002).

4539101998 is a wasteful number, since it uses less digits than its factorization.

4539101998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9351.

The product of its (nonzero) digits is 349920, while the sum is 49.

The square root of 4539101998 is about 67372.8580216099. The cubic root of 4539101998 is about 1655.7317645212.

The spelling of 4539101998 in words is "four billion, five hundred thirty-nine million, one hundred one thousand, nine hundred ninety-eight".