166846750556 has 12 divisors (see below), whose sum is σ = 307349277480. Its totient is φ = 79032671280.

The previous prime is 166846750523. The next prime is 166846750571. The reversal of 166846750556 is 655057648661.

It is a junction number, because it is equal to n+sod(n) for n = 166846750495 and 166846750504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1097675915 + ... + 1097676066.

It is an arithmetic number, because the mean of its divisors is an integer number (25612439790).

Almost surely, 2^166846750556 is an apocalyptic number.

It is an amenable number.

166846750556 is a deficient number, since it is larger than the sum of its proper divisors (140502526924).

166846750556 is a wasteful number, since it uses less digits than its factorization.

166846750556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195352004 (or 2195352002 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 59.

The spelling of 166846750556 in words is "one hundred sixty-six billion, eight hundred forty-six million, seven hundred fifty thousand, five hundred fifty-six".