166516248 has 64 divisors (see below), whose sum is σ = 428392800. Its totient is φ = 53913600.

The previous prime is 166516237. The next prime is 166516249. The reversal of 166516248 is 842615661.

It is a happy number.

166516248 is digitally balanced in base 2 and base 3, because in such bases 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 (166516249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138048 + ... + 139248.

Almost surely, 2^166516248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166516248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214196400).

166516248 is an abundant number, since it is smaller than the sum of its proper divisors (261876552).

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

166516248 is a wasteful number, since it uses less digits than its factorization.

166516248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1372 (or 1368 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 166516248 is about 12904.1174824162. The cubic root of 166516248 is about 550.1556011536.

The spelling of 166516248 in words is "one hundred sixty-six million, five hundred sixteen thousand, two hundred forty-eight".