264026880 has 432 divisors, whose sum is σ = 1031206176. Its totient is φ = 61931520.

The previous prime is 264026863. The next prime is 264026897. The reversal of 264026880 is 88620462.

264026880 is a `hidden beast` number, since 2 + 640 + 2 + 6 + 8 + 8 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (264026863) and next prime (264026897).

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 47 ways as a sum of consecutive naturals, for example, 6140139 + ... + 6140181.

Almost surely, 2^264026880 is an apocalyptic number.

264026880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264026880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515603088).

264026880 is an abundant number, since it is smaller than the sum of its proper divisors (767179296).

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

264026880 is a wasteful number, since it uses less digits than its factorization.

264026880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 264026880 is about 16248.9039630370. The cubic root of 264026880 is about 641.5286376145.

The spelling of 264026880 in words is "two hundred sixty-four million, twenty-six thousand, eight hundred eighty".