73318150666 has 8 divisors (see below), whose sum is σ = 110066714820. Its totient is φ = 36629245728.

The previous prime is 73318150573. The next prime is 73318150721. The reversal of 73318150666 is 66605181337.

It can be written as a sum of positive squares in 2 ways, for example, as 73181611441 + 136539225 = 270521^2 + 11685^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14911731 + ... + 14916646.

Almost surely, 2^73318150666 is an apocalyptic number.

73318150666 is a deficient number, since it is larger than the sum of its proper divisors (36748564154).

73318150666 is a wasteful number, since it uses less digits than its factorization.

73318150666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29829608.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 73318150666 in words is "seventy-three billion, three hundred eighteen million, one hundred fifty thousand, six hundred sixty-six".