160394789820 has 48 divisors (see below), whose sum is σ = 449234352000. Its totient is φ = 42759663936.

The previous prime is 160394789743. The next prime is 160394789833. The reversal of 160394789820 is 28987493061.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172062 + ... + 591941.

It is an arithmetic number, because the mean of its divisors is an integer number (9359049000).

Almost surely, 2^160394789820 is an apocalyptic number.

160394789820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

160394789820 is an abundant number, since it is smaller than the sum of its proper divisors (288839562180).

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

160394789820 is a wasteful number, since it uses less digits than its factorization.

160394789820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767514 (or 767512 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 57.

The spelling of 160394789820 in words is "one hundred sixty billion, three hundred ninety-four million, seven hundred eighty-nine thousand, eight hundred twenty".