166028932907 has 8 divisors (see below), whose sum is σ = 167388480000. Its totient is φ = 164672807400.

The previous prime is 166028932897. The next prime is 166028932933. The reversal of 166028932907 is 709239820661.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 166028932907 - 2⁶ = 166028932843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166028932987) 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, 757907 + ... + 952092.

It is an arithmetic number, because the mean of its divisors is an integer number (20923560000).

Almost surely, 2^166028932907 is an apocalyptic number.

166028932907 is a deficient number, since it is larger than the sum of its proper divisors (1359547093).

166028932907 is a wasteful number, since it uses less digits than its factorization.

166028932907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710793.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The spelling of 166028932907 in words is "one hundred sixty-six billion, twenty-eight million, nine hundred thirty-two thousand, nine hundred seven".