160766775522 has 72 divisors (see below), whose sum is σ = 371902031280. Its totient is φ = 50052870000.

The previous prime is 160766775517. The next prime is 160766775523. The reversal of 160766775522 is 225577667061.

160766775522 is a `hidden beast` number, since 1 + 607 + 6 + 6 + 7 + 7 + 5 + 5 + 22 = 666.

It is a super-2 number, since 2×160766775522² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (160766775523) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1677397 + ... + 1770647.

It is an arithmetic number, because the mean of its divisors is an integer number (5165305990).

Almost surely, 2^160766775522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 160766775522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185951015640).

160766775522 is an abundant number, since it is smaller than the sum of its proper divisors (211135255758).

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

160766775522 is a wasteful number, since it uses less digits than its factorization.

160766775522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93420 (or 93346 counting only the distinct ones).

The product of its (nonzero) digits is 7408800, while the sum is 54.

The spelling of 160766775522 in words is "one hundred sixty billion, seven hundred sixty-six million, seven hundred seventy-five thousand, five hundred twenty-two".