323686842369 has 32 divisors (see below), whose sum is σ = 485653971840. Its totient is φ = 190038182400.

The previous prime is 323686842361. The next prime is 323686842373. The reversal of 323686842369 is 963248686323.

It is a happy number.

It is not a de Polignac number, because 323686842369 - 2³ = 323686842361 is a prime.

It is a super-2 number, since 2×323686842369² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (323686842361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 299212 + ... + 858429.

It is an arithmetic number, because the mean of its divisors is an integer number (15176686620).

Almost surely, 2^323686842369 is an apocalyptic number.

It is an amenable number.

323686842369 is a deficient number, since it is larger than the sum of its proper divisors (161967129471).

323686842369 is a wasteful number, since it uses less digits than its factorization.

323686842369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157921.

The product of its digits is 53747712, while the sum is 60.

The spelling of 323686842369 in words is "three hundred twenty-three billion, six hundred eighty-six million, eight hundred forty-two thousand, three hundred sixty-nine".