166273474298698 has 8 divisors (see below), whose sum is σ = 268595612328708. Its totient is φ = 76741603522464.

The previous prime is 166273474298693. The next prime is 166273474298747. The reversal of 166273474298698 is 896892474372661.

It can be written as a sum of positive squares in 2 ways, for example, as 162107821872649 + 4165652426049 = 12732157^2 + 2040993^2 .

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

It is a super-3 number, since 3×166273474298698³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (166273474298693) 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, 3197566813411 + ... + 3197566813462.

Almost surely, 2^{166273474298698} is an apocalyptic number.

166273474298698 is a deficient number, since it is larger than the sum of its proper divisors (102322138030010).

166273474298698 is a wasteful number, since it uses less digits than its factorization.

166273474298698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6395133626888.

The product of its digits is 10534551552, while the sum is 82.

The spelling of 166273474298698 in words is "one hundred sixty-six trillion, two hundred seventy-three billion, four hundred seventy-four million, two hundred ninety-eight thousand, six hundred ninety-eight".