264537351328 has 96 divisors (see below), whose sum is σ = 553818384000. Its totient is φ = 124146054144.

The previous prime is 264537351311. The next prime is 264537351341. The reversal of 264537351328 is 823153735462.

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, 48994773 + ... + 49000171.

It is an arithmetic number, because the mean of its divisors is an integer number (5768941500).

Almost surely, 2^264537351328 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 264537351328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276909192000).

264537351328 is an abundant number, since it is smaller than the sum of its proper divisors (289281032672).

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

264537351328 is a wasteful number, since it uses less digits than its factorization.

264537351328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6902 (or 6894 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 49.

The spelling of 264537351328 in words is "two hundred sixty-four billion, five hundred thirty-seven million, three hundred fifty-one thousand, three hundred twenty-eight".