166290165292 has 12 divisors (see below), whose sum is σ = 291020443560. Its totient is φ = 83141467136.

The previous prime is 166290165287. The next prime is 166290165337. The reversal of 166290165292 is 292561092661.

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, 799042 + ... + 985417.

It is an arithmetic number, because the mean of its divisors is an integer number (24251703630).

Almost surely, 2^166290165292 is an apocalyptic number.

It is an amenable number.

166290165292 is a deficient number, since it is larger than the sum of its proper divisors (124730278268).

166290165292 is a wasteful number, since it uses less digits than its factorization.

166290165292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807760 (or 1807758 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 49.

The spelling of 166290165292 in words is "one hundred sixty-six billion, two hundred ninety million, one hundred sixty-five thousand, two hundred ninety-two".