166363576470 has 288 divisors, whose sum is σ = 542832911712. Its totient is φ = 35038531584.

The previous prime is 166363576453. The next prime is 166363576501. The reversal of 166363576470 is 74675363661.

It is a happy number.

166363576470 is a `hidden beast` number, since 1 + 6 + 6 + 3 + 63 + 576 + 4 + 7 + 0 = 666.

166363576470 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 36860934 + ... + 36865446.

It is an arithmetic number, because the mean of its divisors is an integer number (1884836499).

Almost surely, 2^166363576470 is an apocalyptic number.

166363576470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 166363576470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271416455856).

166363576470 is an abundant number, since it is smaller than the sum of its proper divisors (376469335242).

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

166363576470 is a wasteful number, since it uses less digits than its factorization.

166363576470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5196 (or 5186 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 54.

The spelling of 166363576470 in words is "one hundred sixty-six billion, three hundred sixty-three million, five hundred seventy-six thousand, four hundred seventy".