168475707 has 20 divisors (see below), whose sum is σ = 252107856. Its totient is φ = 112123440.

The previous prime is 168475691. The next prime is 168475753. The reversal of 168475707 is 707574861.

168475707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 168475707 - 2⁴ = 168475691 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (168477707) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 57457 + ... + 60317.

Almost surely, 2^168475707 is an apocalyptic number.

168475707 is a deficient number, since it is larger than the sum of its proper divisors (83632149).

168475707 is an equidigital number, since it uses as much as digits as its factorization.

168475707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3600 (or 3591 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 45.

The square root of 168475707 is about 12979.8192206209. The cubic root of 168475707 is about 552.3051538179.

The spelling of 168475707 in words is "one hundred sixty-eight million, four hundred seventy-five thousand, seven hundred seven".