2329645268568 has 128 divisors (see below), whose sum is σ = 6234860160000. Its totient is φ = 723216574080.

The previous prime is 2329645268551. The next prime is 2329645268633. The reversal of 2329645268568 is 8658625469232.

It is a happy number.

It is a super-2 number, since 2×2329645268568² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2329645268499 and 2329645268508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14923383 + ... + 15078681.

It is an arithmetic number, because the mean of its divisors is an integer number (48709845000).

Almost surely, 2^{2329645268568} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2329645268568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3117430080000).

2329645268568 is an abundant number, since it is smaller than the sum of its proper divisors (3905214891432).

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

2329645268568 is a wasteful number, since it uses less digits than its factorization.

2329645268568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155885 (or 155881 counting only the distinct ones).

The product of its digits is 298598400, while the sum is 66.

The spelling of 2329645268568 in words is "two trillion, three hundred twenty-nine billion, six hundred forty-five million, two hundred sixty-eight thousand, five hundred sixty-eight".