168863854 has 8 divisors (see below), whose sum is σ = 253354968. Its totient is φ = 84412200.

The previous prime is 168863833. The next prime is 168863867. The reversal of 168863854 is 458368861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 168863798 and 168863807.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5829 + ... + 19279.

It is an arithmetic number, because the mean of its divisors is an integer number (31669371).

Almost surely, 2^168863854 is an apocalyptic number.

168863854 is a deficient number, since it is larger than the sum of its proper divisors (84491114).

168863854 is a wasteful number, since it uses less digits than its factorization.

168863854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19730.

The product of its digits is 1105920, while the sum is 49.

The square root of 168863854 is about 12994.7625603548. The cubic root of 168863854 is about 552.7289758854.

The spelling of 168863854 in words is "one hundred sixty-eight million, eight hundred sixty-three thousand, eight hundred fifty-four".