2265505535453 has 4 divisors (see below), whose sum is σ = 2265512481948. Its totient is φ = 2265498588960.

The previous prime is 2265505535431. The next prime is 2265505535471. The reversal of 2265505535453 is 3545355055622.

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 2231492217124 + 34013318329 = 1493818^2 + 184427^2 .

It is a cyclic number.

It is not a de Polignac number, because 2265505535453 - 2²⁴ = 2265488758237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265505535053) 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, 2958626 + ... + 3644787.

It is an arithmetic number, because the mean of its divisors is an integer number (566378120487).

Almost surely, 2^{2265505535453} is an apocalyptic number.

It is an amenable number.

2265505535453 is a deficient number, since it is larger than the sum of its proper divisors (6946495).

2265505535453 is an equidigital number, since it uses as much as digits as its factorization.

2265505535453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6946494.

The product of its (nonzero) digits is 13500000, while the sum is 50.

The spelling of 2265505535453 in words is "two trillion, two hundred sixty-five billion, five hundred five million, five hundred thirty-five thousand, four hundred fifty-three".