225143631052 has 24 divisors (see below), whose sum is σ = 411256129536. Its totient is φ = 107644838928.

The previous prime is 225143631043. The next prime is 225143631061. The reversal of 225143631052 is 250136341522.

It is an interprime number because it is at equal distance from previous prime (225143631043) and next prime (225143631061).

It is a junction number, because it is equal to n+sod(n) for n = 225143630999 and 225143631017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62508 + ... + 673939.

It is an arithmetic number, because the mean of its divisors is an integer number (17135672064).

Almost surely, 2^225143631052 is an apocalyptic number.

It is an amenable number.

225143631052 is a deficient number, since it is larger than the sum of its proper divisors (186112498484).

225143631052 is a wasteful number, since it uses less digits than its factorization.

225143631052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739797 (or 739795 counting only the distinct ones).

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

Adding to 225143631052 its reverse (250136341522), we get a palindrome (475279972574).

The spelling of 225143631052 in words is "two hundred twenty-five billion, one hundred forty-three million, six hundred thirty-one thousand, fifty-two".