265197948572 has 12 divisors (see below), whose sum is σ = 464409787296. Its totient is φ = 132509437920.

The previous prime is 265197948553. The next prime is 265197948577. The reversal of 265197948572 is 275849791562.

It is a junction number, because it is equal to n+sod(n) for n = 265197948499 and 265197948508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265197948577) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22377428 + ... + 22389275.

It is an arithmetic number, because the mean of its divisors is an integer number (38700815608).

Almost surely, 2^265197948572 is an apocalyptic number.

It is an amenable number.

265197948572 is a deficient number, since it is larger than the sum of its proper divisors (199211838724).

265197948572 is a wasteful number, since it uses less digits than its factorization.

265197948572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44768188 (or 44768186 counting only the distinct ones).

The product of its digits is 76204800, while the sum is 65.

The spelling of 265197948572 in words is "two hundred sixty-five billion, one hundred ninety-seven million, nine hundred forty-eight thousand, five hundred seventy-two".