264354809572 has 96 divisors (see below), whose sum is σ = 563985676800. Its totient is φ = 105836709888.

The previous prime is 264354809503. The next prime is 264354809629. The reversal of 264354809572 is 275908453462.

It is a happy number.

264354809572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116506054 + ... + 116508322.

It is an arithmetic number, because the mean of its divisors is an integer number (5874850800).

Almost surely, 2^264354809572 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 264354809572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281992838400).

264354809572 is an abundant number, since it is smaller than the sum of its proper divisors (299630867228).

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

264354809572 is a wasteful number, since it uses less digits than its factorization.

264354809572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4013 (or 4011 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 55.

The spelling of 264354809572 in words is "two hundred sixty-four billion, three hundred fifty-four million, eight hundred nine thousand, five hundred seventy-two".