170213490720 has 576 divisors, whose sum is σ = 741389725440. Its totient is φ = 35912429568.

The previous prime is 170213490703. The next prime is 170213490749. The reversal of 170213490720 is 27094312071.

It is a super-2 number, since 2×170213490720² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3514026 + ... + 3562134.

It is an arithmetic number, because the mean of its divisors is an integer number (1287134940).

Almost surely, 2^170213490720 is an apocalyptic number.

170213490720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 170213490720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370694862720).

170213490720 is an abundant number, since it is smaller than the sum of its proper divisors (571176234720).

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

170213490720 is a wasteful number, since it uses less digits than its factorization.

170213490720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48159 (or 48139 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The spelling of 170213490720 in words is "one hundred seventy billion, two hundred thirteen million, four hundred ninety thousand, seven hundred twenty".