49917837168 has 40 divisors (see below), whose sum is σ = 143282682000. Its totient is φ = 16639278912.

The previous prime is 49917837161. The next prime is 49917837169. The reversal of 49917837168 is 86173871994.

49917837168 is a `hidden beast` number, since 4 + 99 + 178 + 371 + 6 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49917837161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57774843 + ... + 57775706.

It is an arithmetic number, because the mean of its divisors is an integer number (3582067050).

Almost surely, 2^49917837168 is an apocalyptic number.

49917837168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

49917837168 is an abundant number, since it is smaller than the sum of its proper divisors (93364844832).

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

49917837168 is a wasteful number, since it uses less digits than its factorization.

49917837168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115550566 (or 115550554 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 63.

The spelling of 49917837168 in words is "forty-nine billion, nine hundred seventeen million, eight hundred thirty-seven thousand, one hundred sixty-eight".