633533060225 has 72 divisors (see below), whose sum is σ = 894498998400. Its totient is φ = 442413498240.

The previous prime is 633533060207. The next prime is 633533060231. The reversal of 633533060225 is 522060335336.

It is a de Polignac number, because none of the positive numbers 2^k-633533060225 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 68865176 + ... + 68874374.

It is an arithmetic number, because the mean of its divisors is an integer number (12423597200).

Almost surely, 2^633533060225 is an apocalyptic number.

633533060225 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

633533060225 is a deficient number, since it is larger than the sum of its proper divisors (260965938175).

633533060225 is a wasteful number, since it uses less digits than its factorization.

633533060225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9847 (or 9823 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 38.

The spelling of 633533060225 in words is "six hundred thirty-three billion, five hundred thirty-three million, sixty thousand, two hundred twenty-five".