170478008372401 has 4 divisors (see below), whose sum is σ = 180506126511972. Its totient is φ = 160449890232832.

The previous prime is 170478008372339. The next prime is 170478008372459. The reversal of 170478008372401 is 104273800874071.

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 80991630216225 + 89486378156176 = 8999535^2 + 9459724^2 .

It is a cyclic number.

It is not a de Polignac number, because 170478008372401 - 2²³ = 170477999983793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (170478008372201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5014059069760 + ... + 5014059069793.

It is an arithmetic number, because the mean of its divisors is an integer number (45126531627993).

Almost surely, 2^{170478008372401} is an apocalyptic number.

It is an amenable number.

170478008372401 is a deficient number, since it is larger than the sum of its proper divisors (10028118139571).

170478008372401 is a wasteful number, since it uses less digits than its factorization.

170478008372401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10028118139570.

The product of its (nonzero) digits is 2107392, while the sum is 52.

The spelling of 170478008372401 in words is "one hundred seventy trillion, four hundred seventy-eight billion, eight million, three hundred seventy-two thousand, four hundred one".