166532252246555 has 32 divisors (see below), whose sum is σ = 215797049911296. Its totient is φ = 122642798598144.

The previous prime is 166532252246539. The next prime is 166532252246599. The reversal of 166532252246555 is 555642252235661.

It is a cyclic number.

It is not a de Polignac number, because 166532252246555 - 2⁴ = 166532252246539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 166532252246494 and 166532252246503.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224007539 + ... + 224749731.

It is an arithmetic number, because the mean of its divisors is an integer number (6743657809728).

Almost surely, 2^{166532252246555} is an apocalyptic number.

166532252246555 is a deficient number, since it is larger than the sum of its proper divisors (49264797664741).

166532252246555 is a wasteful number, since it uses less digits than its factorization.

166532252246555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751607.

The product of its digits is 129600000, while the sum is 59.

The spelling of 166532252246555 in words is "one hundred sixty-six trillion, five hundred thirty-two billion, two hundred fifty-two million, two hundred forty-six thousand, five hundred fifty-five".