264896880 has 40 divisors (see below), whose sum is σ = 821181072. Its totient is φ = 70639104.

The previous prime is 264896869. The next prime is 264896881. The reversal of 264896880 is 88698462.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264896881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551629 + ... + 552108.

Almost surely, 2^264896880 is an apocalyptic number.

264896880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264896880 is an abundant number, since it is smaller than the sum of its proper divisors (556284192).

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

264896880 is a wasteful number, since it uses less digits than its factorization.

264896880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103753 (or 1103747 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 51.

The square root of 264896880 is about 16275.6529822923. The cubic root of 264896880 is about 642.2325028165.

The spelling of 264896880 in words is "two hundred sixty-four million, eight hundred ninety-six thousand, eight hundred eighty".