264534023232 has 224 divisors, whose sum is σ = 866767075200. Its totient is φ = 78622949376.

The previous prime is 264534023219. The next prime is 264534023291. The reversal of 264534023232 is 232320435462.

264534023232 is a `hidden beast` number, since 2 + 64 + 5 + 340 + 23 + 232 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321168 + ... + 795120.

Almost surely, 2^264534023232 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 264534023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (433383537600).

264534023232 is an abundant number, since it is smaller than the sum of its proper divisors (602233051968).

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

264534023232 is a wasteful number, since it uses less digits than its factorization.

264534023232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474010 (or 473994 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

Adding to 264534023232 its reverse (232320435462), we get a palindrome (496854458694).

The spelling of 264534023232 in words is "two hundred sixty-four billion, five hundred thirty-four million, twenty-three thousand, two hundred thirty-two".