170001666546 has 32 divisors (see below), whose sum is σ = 359383358400. Its totient is φ = 53461969920.

The previous prime is 170001666533. The next prime is 170001666581. The reversal of 170001666546 is 645666100071.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 170001666498 and 170001666507.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3066391 + ... + 3121338.

It is an arithmetic number, because the mean of its divisors is an integer number (11230729950).

Almost surely, 2^170001666546 is an apocalyptic number.

170001666546 is an abundant number, since it is smaller than the sum of its proper divisors (189381691854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

170001666546 is a wasteful number, since it uses less digits than its factorization.

170001666546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6187994.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 170001666546 in words is "one hundred seventy billion, one million, six hundred sixty-six thousand, five hundred forty-six".