225784487522 has 8 divisors (see below), whose sum is σ = 369465525072. Its totient is φ = 102629312500.

The previous prime is 225784487521. The next prime is 225784487581.

225784487522 is nontrivially palindromic in base 10.

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

It is not an unprimeable number, because it can be changed into a prime (225784487521) 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, 5131465604 + ... + 5131465647.

It is an arithmetic number, because the mean of its divisors is an integer number (46183190634).

Almost surely, 2^225784487522 is an apocalyptic number.

225784487522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225784487522 is a deficient number, since it is larger than the sum of its proper divisors (143681037550).

225784487522 is a wasteful number, since it uses less digits than its factorization.

225784487522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10262931264.

The product of its digits is 20070400, while the sum is 56.

The spelling of 225784487522 in words is "two hundred twenty-five billion, seven hundred eighty-four million, four hundred eighty-seven thousand, five hundred twenty-two".