265041515015 has 8 divisors (see below), whose sum is σ = 318058132128. Its totient is φ = 212027669280.

The previous prime is 265041514987. The next prime is 265041515027. The reversal of 265041515015 is 510515140562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 265041515015 - 2⁶ = 265041514951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476291 + ... + 870020.

It is an arithmetic number, because the mean of its divisors is an integer number (39757266516).

Almost surely, 2^265041515015 is an apocalyptic number.

265041515015 is a deficient number, since it is larger than the sum of its proper divisors (53016617113).

265041515015 is a wasteful number, since it uses less digits than its factorization.

265041515015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385689.

The product of its (nonzero) digits is 30000, while the sum is 35.

Adding to 265041515015 its reverse (510515140562), we get a palindrome (775556655577).

The spelling of 265041515015 in words is "two hundred sixty-five billion, forty-one million, five hundred fifteen thousand, fifteen".