49998864256020 has 96 divisors (see below), whose sum is σ = 155557684867200. Its totient is φ = 13332545091072.

The previous prime is 49998864256007. The next prime is 49998864256031. The reversal of 49998864256020 is 2065246889994.

49998864256020 is a `hidden beast` number, since 4 + 9 + 9 + 9 + 8 + 8 + 6 + 4 + 2 + 5 + 602 + 0 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 49998864256020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13284891 + ... + 16627869.

It is an arithmetic number, because the mean of its divisors is an integer number (1620392550700).

Almost surely, 2^{49998864256020} is an apocalyptic number.

It is an amenable number.

49998864256020 is an abundant number, since it is smaller than the sum of its proper divisors (105558820611180).

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

49998864256020 is a wasteful number, since it uses less digits than its factorization.

49998864256020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370694 (or 3370686 counting only the distinct ones).

The product of its (nonzero) digits is 537477120, while the sum is 72.

The spelling of 49998864256020 in words is "forty-nine trillion, nine hundred ninety-eight billion, eight hundred sixty-four million, two hundred fifty-six thousand, twenty".