168940763 has 8 divisors (see below), whose sum is σ = 171581856. Its totient is φ = 166320000.

The previous prime is 168940757. The next prime is 168940769. The reversal of 168940763 is 367049861.

168940763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (168940757) and next prime (168940769).

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

It is a cyclic number.

It is not a de Polignac number, because 168940763 - 2¹⁶ = 168875227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (168940769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12113 + ... + 22013.

It is an arithmetic number, because the mean of its divisors is an integer number (21447732).

Almost surely, 2^168940763 is an apocalyptic number.

168940763 is a deficient number, since it is larger than the sum of its proper divisors (2641093).

168940763 is a wasteful number, since it uses less digits than its factorization.

168940763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10165.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 168940763 is about 12997.7214541626. The cubic root of 168940763 is about 552.8128765737.

The spelling of 168940763 in words is "one hundred sixty-eight million, nine hundred forty thousand, seven hundred sixty-three".