265532245500 has 96 divisors (see below), whose sum is σ = 791212181760. Its totient is φ = 69161870400.

The previous prime is 265532245477. The next prime is 265532245519. The reversal of 265532245500 is 5542235562.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1993890 + ... + 2122889.

It is an arithmetic number, because the mean of its divisors is an integer number (8241793560).

Almost surely, 2^265532245500 is an apocalyptic number.

265532245500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265532245500 is an abundant number, since it is smaller than the sum of its proper divisors (525679936260).

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

265532245500 is a wasteful number, since it uses less digits than its factorization.

265532245500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116844 (or 4116832 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 265532245500 in words is "two hundred sixty-five billion, five hundred thirty-two million, two hundred forty-five thousand, five hundred".