225016046237 has 4 divisors (see below), whose sum is σ = 225325560096. Its totient is φ = 224706532380.

The previous prime is 225016046161. The next prime is 225016046239. The reversal of 225016046237 is 732640610522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225016046237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225016046237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225016046239) 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, 154755839 + ... + 154757292.

It is an arithmetic number, because the mean of its divisors is an integer number (56331390024).

Almost surely, 2^225016046237 is an apocalyptic number.

It is an amenable number.

225016046237 is a deficient number, since it is larger than the sum of its proper divisors (309513859).

225016046237 is an equidigital number, since it uses as much as digits as its factorization.

225016046237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309513858.

The product of its (nonzero) digits is 120960, while the sum is 38.

Adding to 225016046237 its reverse (732640610522), we get a palindrome (957656656759).

The spelling of 225016046237 in words is "two hundred twenty-five billion, sixteen million, forty-six thousand, two hundred thirty-seven".