265265737552 has 20 divisors (see below), whose sum is σ = 541002491680. Its totient is φ = 125652191328.

The previous prime is 265265737523. The next prime is 265265737553. The reversal of 265265737552 is 255737562562.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 265265737493 and 265265737502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265265737553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436292028 + ... + 436292635.

It is an arithmetic number, because the mean of its divisors is an integer number (27050124584).

Almost surely, 2^265265737552 is an apocalyptic number.

It is an amenable number.

265265737552 is an abundant number, since it is smaller than the sum of its proper divisors (275736754128).

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

265265737552 is a wasteful number, since it uses less digits than its factorization.

265265737552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872584690 (or 872584684 counting only the distinct ones).

The product of its digits is 26460000, while the sum is 55.

The spelling of 265265737552 in words is "two hundred sixty-five billion, two hundred sixty-five million, seven hundred thirty-seven thousand, five hundred fifty-two".