166000461656 has 16 divisors (see below), whose sum is σ = 311309308800. Its totient is φ = 82984645984.

The previous prime is 166000461643. The next prime is 166000461661. The reversal of 166000461656 is 656164000661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1902776 + ... + 1988103.

It is an arithmetic number, because the mean of its divisors is an integer number (19456831800).

Almost surely, 2^166000461656 is an apocalyptic number.

It is an amenable number.

166000461656 is a deficient number, since it is larger than the sum of its proper divisors (145308847144).

166000461656 is a wasteful number, since it uses less digits than its factorization.

166000461656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3896218 (or 3896214 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 166000461656 in words is "one hundred sixty-six billion, four hundred sixty-one thousand, six hundred fifty-six".