168049377 has 8 divisors (see below), whose sum is σ = 248962080. Its totient is φ = 112032900.

The previous prime is 168049363. The next prime is 168049381. The reversal of 168049377 is 773940861.

168049377 is a `hidden beast` number, since 16 + 80 + 493 + 77 = 666.

It is not a de Polignac number, because 168049377 - 2⁴ = 168049361 is a prime.

It is a super-2 number, since 2×168049377² = 56481186220176258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (168049337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3111999 + ... + 3112052.

It is an arithmetic number, because the mean of its divisors is an integer number (31120260).

Almost surely, 2^168049377 is an apocalyptic number.

It is an amenable number.

168049377 is a deficient number, since it is larger than the sum of its proper divisors (80912703).

168049377 is an equidigital number, since it uses as much as digits as its factorization.

168049377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6224060 (or 6224054 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 168049377 is about 12963.3860160068. The cubic root of 168049377 is about 551.8388884727.

The spelling of 168049377 in words is "one hundred sixty-eight million, forty-nine thousand, three hundred seventy-seven".