166452233604152 has 16 divisors (see below), whose sum is σ = 312134651220600. Its totient is φ = 83216326612000.

The previous prime is 166452233604121. The next prime is 166452233604161. The reversal of 166452233604152 is 251406332254661.

It is a super-2 number, since 2×166452233604152² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 166452233604152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1223701502 + ... + 1223837517.

Almost surely, 2^{166452233604152} is an apocalyptic number.

It is an amenable number.

166452233604152 is a deficient number, since it is larger than the sum of its proper divisors (145682417616448).

166452233604152 is a wasteful number, since it uses less digits than its factorization.

166452233604152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447547526 (or 2447547522 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 50.

The spelling of 166452233604152 in words is "one hundred sixty-six trillion, four hundred fifty-two billion, two hundred thirty-three million, six hundred four thousand, one hundred fifty-two".