225012464636 has 6 divisors (see below), whose sum is σ = 393771813120. Its totient is φ = 112506232316.

The previous prime is 225012464603. The next prime is 225012464641. The reversal of 225012464636 is 636464210522.

It is a super-2 number, since 2×225012464636² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225012464593 and 225012464602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28126558076 + ... + 28126558083.

It is an arithmetic number, because the mean of its divisors is an integer number (65628635520).

Almost surely, 2^225012464636 is an apocalyptic number.

It is an amenable number.

225012464636 is a deficient number, since it is larger than the sum of its proper divisors (168759348484).

225012464636 is a wasteful number, since it uses less digits than its factorization.

225012464636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56253116163 (or 56253116161 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 225012464636 in words is "two hundred twenty-five billion, twelve million, four hundred sixty-four thousand, six hundred thirty-six".