264266421312 has 112 divisors (see below), whose sum is σ = 716366270592. Its totient is φ = 85952348160.

The previous prime is 264266421283. The next prime is 264266421359. The reversal of 264266421312 is 213124662462.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1222378 + ... + 1422230.

It is an arithmetic number, because the mean of its divisors is an integer number (6396127416).

Almost surely, 2^264266421312 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 264266421312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358183135296).

264266421312 is an abundant number, since it is smaller than the sum of its proper divisors (452099849280).

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

264266421312 is a wasteful number, since it uses less digits than its factorization.

264266421312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200036 (or 200026 counting only the distinct ones).

The product of its digits is 165888, while the sum is 39.

The spelling of 264266421312 in words is "two hundred sixty-four billion, two hundred sixty-six million, four hundred twenty-one thousand, three hundred twelve".