2265279913287 has 12 divisors (see below), whose sum is σ = 3285761662560. Its totient is φ = 1503867835008.

The previous prime is 2265279913249. The next prime is 2265279913307. The reversal of 2265279913287 is 7823199725622.

2265279913287 is a `hidden beast` number, since 2 + 2 + 6 + 527 + 99 + 13 + 2 + 8 + 7 = 666.

It is not a de Polignac number, because 2265279913287 - 2⁶ = 2265279913223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265279913187) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 526562218 + ... + 526566519.

It is an arithmetic number, because the mean of its divisors is an integer number (273813471880).

Almost surely, 2^{2265279913287} is an apocalyptic number.

2265279913287 is a deficient number, since it is larger than the sum of its proper divisors (1020481749273).

2265279913287 is a wasteful number, since it uses less digits than its factorization.

2265279913287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053128982 (or 1053128979 counting only the distinct ones).

The product of its digits is 45722880, while the sum is 63.

The spelling of 2265279913287 in words is "two trillion, two hundred sixty-five billion, two hundred seventy-nine million, nine hundred thirteen thousand, two hundred eighty-seven".