166148335397 has 8 divisors (see below), whose sum is σ = 181824508512. Its totient is φ = 150567458800.

The previous prime is 166148335391. The next prime is 166148335399. The reversal of 166148335397 is 793533841661.

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

It is not a de Polignac number, because 166148335397 - 2¹⁴ = 166148319013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166148335391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23820479 + ... + 23827452.

It is an arithmetic number, because the mean of its divisors is an integer number (22728063564).

Almost surely, 2^166148335397 is an apocalyptic number.

It is an amenable number.

166148335397 is a deficient number, since it is larger than the sum of its proper divisors (15676173115).

166148335397 is a wasteful number, since it uses less digits than its factorization.

166148335397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47648259.

The product of its digits is 9797760, while the sum is 56.

The spelling of 166148335397 in words is "one hundred sixty-six billion, one hundred forty-eight million, three hundred thirty-five thousand, three hundred ninety-seven".