49999599998 has 8 divisors (see below), whose sum is σ = 75240556560. Its totient is φ = 24919414480.

The previous prime is 49999599961. The next prime is 49999600037. The reversal of 49999599998 is 89999599994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40191983 + ... + 40193226.

It is an arithmetic number, because the mean of its divisors is an integer number (9405069570).

Almost surely, 2^49999599998 is an apocalyptic number.

49999599998 is a deficient number, since it is larger than the sum of its proper divisors (25240956562).

49999599998 is a wasteful number, since it uses less digits than its factorization.

49999599998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80385522.

The product of its digits is 6887475360, while the sum is 89.

The spelling of 49999599998 in words is "forty-nine billion, nine hundred ninety-nine million, five hundred ninety-nine thousand, nine hundred ninety-eight".