2265040136 has 32 divisors (see below), whose sum is σ = 4358059200. Its totient is φ = 1103040960.

The previous prime is 2265040133. The next prime is 2265040153. The reversal of 2265040136 is 6310405622.

It is a junction number, because it is equal to n+sod(n) for n = 2265040099 and 2265040108.

It is not an unprimeable number, because it can be changed into a prime (2265040133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114326 + ... + 132666.

It is an arithmetic number, because the mean of its divisors is an integer number (136189350).

Almost surely, 2^2265040136 is an apocalyptic number.

It is an amenable number.

2265040136 is a deficient number, since it is larger than the sum of its proper divisors (2093019064).

2265040136 is a wasteful number, since it uses less digits than its factorization.

2265040136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18749 (or 18745 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 2265040136 is about 47592.4378026594. The cubic root of 2265040136 is about 1313.2839419585.

Adding to 2265040136 its reverse (6310405622), we get a palindrome (8575445758).

The spelling of 2265040136 in words is "two billion, two hundred sixty-five million, forty thousand, one hundred thirty-six".