70166144320 has 28 divisors (see below), whose sum is σ = 167083131924. Its totient is φ = 28066457600.

The previous prime is 70166144317. The next prime is 70166144329. The reversal of 70166144320 is 2344166107.

It can be written as a sum of positive squares in 2 ways, for example, as 22334704704 + 47831439616 = 149448^2 + 218704^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70166144329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109634281 + ... + 109634920.

Almost surely, 2^70166144320 is an apocalyptic number.

It is an amenable number.

70166144320 is an abundant number, since it is smaller than the sum of its proper divisors (96916987604).

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

70166144320 is a wasteful number, since it uses less digits than its factorization.

70166144320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219269218 (or 219269208 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 70166144320 in words is "seventy billion, one hundred sixty-six million, one hundred forty-four thousand, three hundred twenty".