166120046630 has 64 divisors (see below), whose sum is σ = 317908152000. Its totient is φ = 62379330048.

The previous prime is 166120046581. The next prime is 166120046639. The reversal of 166120046630 is 36640021661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166120046639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18333041 + ... + 18342099.

It is an arithmetic number, because the mean of its divisors is an integer number (4967314875).

Almost surely, 2^166120046630 is an apocalyptic number.

166120046630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166120046630 is a deficient number, since it is larger than the sum of its proper divisors (151788105370).

166120046630 is a wasteful number, since it uses less digits than its factorization.

166120046630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10841.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 166120046630 in words is "one hundred sixty-six billion, one hundred twenty million, forty-six thousand, six hundred thirty".