166733351307 has 12 divisors (see below), whose sum is σ = 242569705560. Its totient is φ = 110355886368.

The previous prime is 166733351299. The next prime is 166733351339. The reversal of 166733351307 is 703153337661.

166733351307 is a `hidden beast` number, since 1 + 6 + 6 + 7 + 3 + 335 + 1 + 307 = 666.

It is not a de Polignac number, because 166733351307 - 2³ = 166733351299 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (166733451307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66638778 + ... + 66641279.

It is an arithmetic number, because the mean of its divisors is an integer number (20214142130).

Almost surely, 2^166733351307 is an apocalyptic number.

166733351307 is a deficient number, since it is larger than the sum of its proper divisors (75836354253).

166733351307 is a wasteful number, since it uses less digits than its factorization.

166733351307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133280202 (or 133280199 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 45.

Adding to 166733351307 its reverse (703153337661), we get a palindrome (869886688968).

The spelling of 166733351307 in words is "one hundred sixty-six billion, seven hundred thirty-three million, three hundred fifty-one thousand, three hundred seven".