49869831168 has 110 divisors (see below), whose sum is σ = 148921313376. Its totient is φ = 16623249408.

The previous prime is 49869831163. The next prime is 49869831181. The reversal of 49869831168 is 86113896894.

49869831168 is a `hidden beast` number, since 498 + 6 + 9 + 83 + 1 + 1 + 68 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49869831163) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 217680 + ... + 383567.

Almost surely, 2^49869831168 is an apocalyptic number.

49869831168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

49869831168 is an abundant number, since it is smaller than the sum of its proper divisors (99051482208).

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

49869831168 is an equidigital number, since it uses as much as digits as its factorization.

49869831168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601279 (or 601252 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 63.

The spelling of 49869831168 in words is "forty-nine billion, eight hundred sixty-nine million, eight hundred thirty-one thousand, one hundred sixty-eight".