166368802 has 8 divisors (see below), whose sum is σ = 254261916. Its totient is φ = 81614832.

The previous prime is 166368779. The next prime is 166368841. The reversal of 166368802 is 208863661.

It can be written as a sum of positive squares in 2 ways, for example, as 164326761 + 2042041 = 12819^2 + 1429^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 784653 + ... + 784864.

Almost surely, 2^166368802 is an apocalyptic number.

166368802 is a deficient number, since it is larger than the sum of its proper divisors (87893114).

166368802 is a wasteful number, since it uses less digits than its factorization.

166368802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569572.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 166368802 is about 12898.4030794513. The cubic root of 166368802 is about 549.9931701631.

The spelling of 166368802 in words is "one hundred sixty-six million, three hundred sixty-eight thousand, eight hundred two".