225015620263 has 4 divisors (see below), whose sum is σ = 257160708880. Its totient is φ = 192870531648.

The previous prime is 225015620197. The next prime is 225015620281. The reversal of 225015620263 is 362026510522.

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

It is a cyclic number.

It is not a de Polignac number, because 225015620263 - 2²⁵ = 224982065831 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 (225015620663) 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, 16072544298 + ... + 16072544311.

It is an arithmetic number, because the mean of its divisors is an integer number (64290177220).

Almost surely, 2^225015620263 is an apocalyptic number.

225015620263 is a deficient number, since it is larger than the sum of its proper divisors (32145088617).

225015620263 is an equidigital number, since it uses as much as digits as its factorization.

225015620263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32145088616.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 225015620263 in words is "two hundred twenty-five billion, fifteen million, six hundred twenty thousand, two hundred sixty-three".