160779520 has 144 divisors (see below), whose sum is σ = 442975680. Its totient is φ = 55296000.

The previous prime is 160779517. The next prime is 160779529. The reversal of 160779520 is 25977061.

It is a self number, because there is not a number n which added to its sum of digits gives 160779520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160779529) 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, 267220 + ... + 267820.

It is an arithmetic number, because the mean of its divisors is an integer number (3076220).

Almost surely, 2^160779520 is an apocalyptic number.

160779520 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 160779520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221487840).

160779520 is an abundant number, since it is smaller than the sum of its proper divisors (282196160).

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

160779520 is a wasteful number, since it uses less digits than its factorization.

160779520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 160779520 is about 12679.8864348227. The cubic root of 160779520 is about 543.7637382357.

The spelling of 160779520 in words is "one hundred sixty million, seven hundred seventy-nine thousand, five hundred twenty".