162560323791 has 16 divisors (see below), whose sum is σ = 240920651520. Its totient is φ = 108332805240.

The previous prime is 162560323781. The next prime is 162560323817. The reversal of 162560323791 is 197323065261.

162560323791 is a `hidden beast` number, since 1 + 6 + 2 + 5 + 603 + 2 + 37 + 9 + 1 = 666.

It is not a de Polignac number, because 162560323791 - 2⁵ = 162560323759 is a prime.

It is a super-2 number, since 2×162560323791² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162560323781) 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, 1058545 + ... + 1202346.

It is an arithmetic number, because the mean of its divisors is an integer number (15057540720).

Almost surely, 2^162560323791 is an apocalyptic number.

162560323791 is a deficient number, since it is larger than the sum of its proper divisors (78360327729).

162560323791 is a wasteful number, since it uses less digits than its factorization.

162560323791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2263563 (or 2263557 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 162560323791 in words is "one hundred sixty-two billion, five hundred sixty million, three hundred twenty-three thousand, seven hundred ninety-one".