633481244442 has 12 divisors (see below), whose sum is σ = 1372542696330. Its totient is φ = 211160414808.

The previous prime is 633481244371. The next prime is 633481244467. The reversal of 633481244442 is 244442184336.

633481244442 is a `hidden beast` number, since 63 + 34 + 81 + 2 + 44 + 442 = 666.

It can be written as a sum of positive squares in only one way, i.e., 362332967481 + 271148276961 = 601941^2 + 520719^2 .

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 in 5 ways as a sum of consecutive naturals, for example, 17596701217 + ... + 17596701252.

Almost surely, 2^633481244442 is an apocalyptic number.

633481244442 is an abundant number, since it is smaller than the sum of its proper divisors (739061451888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

633481244442 is a wasteful number, since it uses less digits than its factorization.

633481244442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35193402477 (or 35193402474 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 45.

The spelling of 633481244442 in words is "six hundred thirty-three billion, four hundred eighty-one million, two hundred forty-four thousand, four hundred forty-two".