166503000834 has 24 divisors (see below), whose sum is σ = 361846413552. Its totient is φ = 55333321560.

The previous prime is 166503000821. The next prime is 166503000883. The reversal of 166503000834 is 438000305661.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13967104 + ... + 13979019.

It is an arithmetic number, because the mean of its divisors is an integer number (15076933898).

Almost surely, 2^166503000834 is an apocalyptic number.

166503000834 is an abundant number, since it is smaller than the sum of its proper divisors (195343412718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166503000834 is a wasteful number, since it uses less digits than its factorization.

166503000834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27946462 (or 27946459 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 166503000834 in words is "one hundred sixty-six billion, five hundred three million, eight hundred thirty-four", and thus it is an aban number.