49839798834 has 24 divisors (see below), whose sum is σ = 123412835520. Its totient is φ = 14239942488.

The previous prime is 49839798781. The next prime is 49839798859. The reversal of 49839798834 is 43889793894.

49839798834 is a `hidden beast` number, since 498 + 39 + 79 + 8 + 8 + 34 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197776854 + ... + 197777105.

It is an arithmetic number, because the mean of its divisors is an integer number (5142201480).

Almost surely, 2^49839798834 is an apocalyptic number.

49839798834 is an abundant number, since it is smaller than the sum of its proper divisors (73573036686).

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

49839798834 is a wasteful number, since it uses less digits than its factorization.

49839798834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395553974 (or 395553971 counting only the distinct ones).

The product of its digits is 376233984, while the sum is 72.

The spelling of 49839798834 in words is "forty-nine billion, eight hundred thirty-nine million, seven hundred ninety-eight thousand, eight hundred thirty-four".