264491260200 has 168 divisors, whose sum is σ = 921992007150. Its totient is φ = 70530963840.

The previous prime is 264491260153. The next prime is 264491260211. The reversal of 264491260200 is 2062194462.

264491260200 is a `hidden beast` number, since 2 + 6 + 4 + 49 + 1 + 2 + 602 + 0 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 228749845284 + 35741414916 = 478278^2 + 189054^2 .

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 41 ways as a sum of consecutive naturals, for example, 761235 + ... + 1052834.

Almost surely, 2^264491260200 is an apocalyptic number.

264491260200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264491260200 is an abundant number, since it is smaller than the sum of its proper divisors (657500746950).

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

264491260200 is a wasteful number, since it uses less digits than its factorization.

264491260200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814103 (or 1814079 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 264491260200 in words is "two hundred sixty-four billion, four hundred ninety-one million, two hundred sixty thousand, two hundred".