166032296122401 has 48 divisors (see below), whose sum is σ = 256804398302400. Its totient is φ = 103053501517824.

The previous prime is 166032296122393. The next prime is 166032296122421. The reversal of 166032296122401 is 104221692230661.

166032296122401 is a `hidden beast` number, since 1 + 6 + 6 + 0 + 3 + 2 + 2 + 9 + 612 + 24 + 0 + 1 = 666.

It is not a de Polignac number, because 166032296122401 - 2³ = 166032296122393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166032296122421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30333505 + ... + 35386241.

It is an arithmetic number, because the mean of its divisors is an integer number (5350091631300).

Almost surely, 2^{166032296122401} is an apocalyptic number.

It is an amenable number.

166032296122401 is a deficient number, since it is larger than the sum of its proper divisors (90772102179999).

166032296122401 is a wasteful number, since it uses less digits than its factorization.

166032296122401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5056078 (or 5056075 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 166032296122401 in words is "one hundred sixty-six trillion, thirty-two billion, two hundred ninety-six million, one hundred twenty-two thousand, four hundred one".