633287936053 has 4 divisors (see below), whose sum is σ = 633306146368. Its totient is φ = 633269725740.

The previous prime is 633287936009. The next prime is 633287936081. The reversal of 633287936053 is 350639782336.

It is a happy number.

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-633287936053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 633287935985 and 633287936003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633287936003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9052893 + ... + 9122578.

It is an arithmetic number, because the mean of its divisors is an integer number (158326536592).

Almost surely, 2^633287936053 is an apocalyptic number.

It is an amenable number.

633287936053 is a deficient number, since it is larger than the sum of its proper divisors (18210315).

633287936053 is a wasteful number, since it uses less digits than its factorization.

633287936053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18210314.

The product of its (nonzero) digits is 14696640, while the sum is 55.

The spelling of 633287936053 in words is "six hundred thirty-three billion, two hundred eighty-seven million, nine hundred thirty-six thousand, fifty-three".