166465334454404 has 48 divisors (see below), whose sum is σ = 311398496188416. Its totient is φ = 77671014220800.

The previous prime is 166465334454401. The next prime is 166465334454413. The reversal of 166465334454404 is 404454433564661.

It is not an unprimeable number, because it can be changed into a prime (166465334454401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330541469 + ... + 331044699.

It is an arithmetic number, because the mean of its divisors is an integer number (6487468670592).

Almost surely, 2^{166465334454404} is an apocalyptic number.

It is an amenable number.

166465334454404 is a deficient number, since it is larger than the sum of its proper divisors (144933161734012).

166465334454404 is a wasteful number, since it uses less digits than its factorization.

166465334454404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590996 (or 590994 counting only the distinct ones).

The product of its (nonzero) digits is 199065600, while the sum is 59.

The spelling of 166465334454404 in words is "one hundred sixty-six trillion, four hundred sixty-five billion, three hundred thirty-four million, four hundred fifty-four thousand, four hundred four".