166007353338 has 40 divisors (see below), whose sum is σ = 374034640980. Its totient is φ = 55030052160.

The previous prime is 166007353333. The next prime is 166007353357. The reversal of 166007353338 is 833353700661.

166007353338 is a `hidden beast` number, since 1 + 6 + 600 + 7 + 3 + 5 + 3 + 3 + 38 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 112495172409 + 53512180929 = 335403^2 + 231327^2 .

It is a junction number, because it is equal to n+sod(n) for n = 166007353293 and 166007353302.

It is not an unprimeable number, because it can be changed into a prime (166007353333) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2801443 + ... + 2860086.

Almost surely, 2^166007353338 is an apocalyptic number.

166007353338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

166007353338 is an abundant number, since it is smaller than the sum of its proper divisors (208027287642).

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

166007353338 is a wasteful number, since it uses less digits than its factorization.

166007353338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5661724 (or 5661715 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 166007353338 in words is "one hundred sixty-six billion, seven million, three hundred fifty-three thousand, three hundred thirty-eight".