166558064753367 has 24 divisors (see below), whose sum is σ = 275166303129120. Its totient is φ = 95102199843840.

The previous prime is 166558064753329. The next prime is 166558064753369. The reversal of 166558064753367 is 763357460855661.

166558064753367 is a `hidden beast` number, since 1 + 6 + 6 + 5 + 5 + 80 + 6 + 4 + 7 + 533 + 6 + 7 = 666.

It is not a de Polignac number, because 166558064753367 - 2³⁸ = 166283186846423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166558064753295 and 166558064753304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166558064753369) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1025434234 + ... + 1025596647.

It is an arithmetic number, because the mean of its divisors is an integer number (11465262630380).

Almost surely, 2^{166558064753367} is an apocalyptic number.

166558064753367 is a deficient number, since it is larger than the sum of its proper divisors (108608238375753).

166558064753367 is a wasteful number, since it uses less digits than its factorization.

166558064753367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051032183 (or 2051032180 counting only the distinct ones).

The product of its (nonzero) digits is 2286144000, while the sum is 72.

The spelling of 166558064753367 in words is "one hundred sixty-six trillion, five hundred fifty-eight billion, sixty-four million, seven hundred fifty-three thousand, three hundred sixty-seven".