49668567 has 16 divisors (see below), whose sum is σ = 71651328. Its totient is φ = 30422880.

The previous prime is 49668517. The next prime is 49668571. The reversal of 49668567 is 76586694.

It is not a de Polignac number, because 49668567 - 2⁷ = 49668439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49668517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5842 + ... + 11552.

It is an arithmetic number, because the mean of its divisors is an integer number (4478208).

Almost surely, 2^49668567 is an apocalyptic number.

49668567 is a deficient number, since it is larger than the sum of its proper divisors (21982761).

49668567 is a wasteful number, since it uses less digits than its factorization.

49668567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5950.

The product of its digits is 2177280, while the sum is 51.

The square root of 49668567 is about 7047.5929933560. The cubic root of 49668567 is about 367.5873382128.

The spelling of 49668567 in words is "forty-nine million, six hundred sixty-eight thousand, five hundred sixty-seven".