167428483405705 has 4 divisors (see below), whose sum is σ = 200914180086852. Its totient is φ = 133942786724560.

The previous prime is 167428483405697. The next prime is 167428483405727. The reversal of 167428483405705 is 507504384824761.

167428483405705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48172539134736 + 119255944270969 = 6940644^2 + 10920437^2 .

It is not a de Polignac number, because 167428483405705 - 2³ = 167428483405697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16742848340566 + ... + 16742848340575.

It is an arithmetic number, because the mean of its divisors is an integer number (50228545021713).

Almost surely, 2^{167428483405705} is an apocalyptic number.

It is an amenable number.

167428483405705 is a deficient number, since it is larger than the sum of its proper divisors (33485696681147).

167428483405705 is an equidigital number, since it uses as much as digits as its factorization.

167428483405705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33485696681146.

The product of its (nonzero) digits is 180633600, while the sum is 64.

The spelling of 167428483405705 in words is "one hundred sixty-seven trillion, four hundred twenty-eight billion, four hundred eighty-three million, four hundred five thousand, seven hundred five".