265266002000 has 40 divisors (see below), whose sum is σ = 641413197672. Its totient is φ = 106106400000.

The previous prime is 265266001997. The next prime is 265266002033. The reversal of 265266002000 is 200662562.

265266002000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4304409664 + 260961592336 = 65608^2 + 510844^2 .

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66314501 + ... + 66318500.

Almost surely, 2^265266002000 is an apocalyptic number.

265266002000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265266002000 is an abundant number, since it is smaller than the sum of its proper divisors (376147195672).

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

265266002000 is a wasteful number, since it uses less digits than its factorization.

265266002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132633024 (or 132633008 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 265266002000 its reverse (200662562), we get a palindrome (265466664562).

The spelling of 265266002000 in words is "two hundred sixty-five billion, two hundred sixty-six million, two thousand".