265002012049 has 4 divisors (see below), whose sum is σ = 265110577380. Its totient is φ = 264893446720.

The previous prime is 265002012047. The next prime is 265002012059. The reversal of 265002012049 is 940210200562.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38178424449 + 226823587600 = 195393^2 + 476260^2 .

It is a cyclic number.

It is not a de Polignac number, because 265002012049 - 2¹ = 265002012047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 265002012049.

It is not an unprimeable number, because it can be changed into a prime (265002012043) 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, 54279004 + ... + 54283885.

It is an arithmetic number, because the mean of its divisors is an integer number (66277644345).

Almost surely, 2^265002012049 is an apocalyptic number.

It is an amenable number.

265002012049 is a deficient number, since it is larger than the sum of its proper divisors (108565331).

265002012049 is a wasteful number, since it uses less digits than its factorization.

265002012049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108565330.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 265002012049 in words is "two hundred sixty-five billion, two million, twelve thousand, forty-nine".