166415411600446 has 64 divisors (see below), whose sum is σ = 259482905395200. Its totient is φ = 80011284444000.

The previous prime is 166415411600441. The next prime is 166415411600447. The reversal of 166415411600446 is 644006114514661.

It is a self number, because there is not a number n which added to its sum of digits gives 166415411600446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166415411600441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 302936901 + ... + 303485743.

It is an arithmetic number, because the mean of its divisors is an integer number (4054420396800).

Almost surely, 2^{166415411600446} is an apocalyptic number.

166415411600446 is a deficient number, since it is larger than the sum of its proper divisors (93067493794754).

166415411600446 is a wasteful number, since it uses less digits than its factorization.

166415411600446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549325.

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 166415411600446 in words is "one hundred sixty-six trillion, four hundred fifteen billion, four hundred eleven million, six hundred thousand, four hundred forty-six".