263488880 has 40 divisors (see below), whose sum is σ = 618054192. Its totient is φ = 104459264.

The previous prime is 263488847. The next prime is 263488913. The reversal of 263488880 is 88884362.

263488880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (263488847) and next prime (263488913).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5534 + ... + 23613.

Almost surely, 2^263488880 is an apocalyptic number.

263488880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

263488880 is an abundant number, since it is smaller than the sum of its proper divisors (354565312).

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

263488880 is a wasteful number, since it uses less digits than its factorization.

263488880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29273 (or 29267 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 47.

The square root of 263488880 is about 16232.3405582806. The cubic root of 263488880 is about 641.0925998120.

The spelling of 263488880 in words is "two hundred sixty-three million, four hundred eighty-eight thousand, eight hundred eighty".