166011356 has 24 divisors (see below), whose sum is σ = 335131776. Its totient is φ = 70481520.

The previous prime is 166011353. The next prime is 166011397. The reversal of 166011356 is 653110661.

166011356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166011353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24710 + ... + 30701.

It is an arithmetic number, because the mean of its divisors is an integer number (13963824).

Almost surely, 2^166011356 is an apocalyptic number.

It is an amenable number.

166011356 is an abundant number, since it is smaller than the sum of its proper divisors (169120420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166011356 is a wasteful number, since it uses less digits than its factorization.

166011356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55529 (or 55527 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 166011356 is about 12884.5394174569. The cubic root of 166011356 is about 549.5989980609.

The spelling of 166011356 in words is "one hundred sixty-six million, eleven thousand, three hundred fifty-six".