224505632647252 has 48 divisors (see below), whose sum is σ = 454568263519104. Its totient is φ = 96010961904000.

The previous prime is 224505632647207. The next prime is 224505632647271. The reversal of 224505632647252 is 252746236505422.

It is a junction number, because it is equal to n+sod(n) for n = 224505632647193 and 224505632647202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1818327699 + ... + 1818451162.

It is an arithmetic number, because the mean of its divisors is an integer number (9470172156648).

Almost surely, 2^{224505632647252} is an apocalyptic number.

224505632647252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

224505632647252 is an abundant number, since it is smaller than the sum of its proper divisors (230062630871852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224505632647252 is a wasteful number, since it uses less digits than its factorization.

224505632647252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3636778960 (or 3636778958 counting only the distinct ones).

The product of its (nonzero) digits is 48384000, while the sum is 55.

The spelling of 224505632647252 in words is "two hundred twenty-four trillion, five hundred five billion, six hundred thirty-two million, six hundred forty-seven thousand, two hundred fifty-two".