166113541453052 has 36 divisors (see below), whose sum is σ = 308938243235160. Its totient is φ = 78137222125824.

The previous prime is 166113541453051. The next prime is 166113541453073. The reversal of 166113541453052 is 250354145311661.

It is a super-2 number, since 2×166113541453052² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 166113541452988 and 166113541453006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166113541453051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28447478 + ... + 33785885.

Almost surely, 2^{166113541453052} is an apocalyptic number.

It is an amenable number.

166113541453052 is a deficient number, since it is larger than the sum of its proper divisors (142824701782108).

166113541453052 is a wasteful number, since it uses less digits than its factorization.

166113541453052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62235710 (or 62235691 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 166113541453052 in words is "one hundred sixty-six trillion, one hundred thirteen billion, five hundred forty-one million, four hundred fifty-three thousand, fifty-two".