633525223145 has 4 divisors (see below), whose sum is σ = 760230267780. Its totient is φ = 506820178512.

The previous prime is 633525223127. The next prime is 633525223171. The reversal of 633525223145 is 541322525336.

It is a happy number.

633525223145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 402764121769 + 230761101376 = 634637^2 + 480376^2 .

It is a cyclic number.

It is not a de Polignac number, because 633525223145 - 2¹² = 633525219049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63352522310 + ... + 63352522319.

It is an arithmetic number, because the mean of its divisors is an integer number (190057566945).

Almost surely, 2^633525223145 is an apocalyptic number.

It is an amenable number.

633525223145 is a deficient number, since it is larger than the sum of its proper divisors (126705044635).

633525223145 is a wasteful number, since it uses less digits than its factorization.

633525223145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126705044634.

The product of its digits is 648000, while the sum is 41.

The spelling of 633525223145 in words is "six hundred thirty-three billion, five hundred twenty-five million, two hundred twenty-three thousand, one hundred forty-five".