633481260667 has 8 divisors (see below), whose sum is σ = 642421435392. Its totient is φ = 624541583400.

The previous prime is 633481260619. The next prime is 633481260703. The reversal of 633481260667 is 766062184336.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 633481260667 - 2⁷ = 633481260539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (633481261667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2984992 + ... + 3190162.

It is an arithmetic number, because the mean of its divisors is an integer number (80302679424).

Almost surely, 2^633481260667 is an apocalyptic number.

633481260667 is a deficient number, since it is larger than the sum of its proper divisors (8940174725).

633481260667 is a wasteful number, since it uses less digits than its factorization.

633481260667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248729.

The product of its (nonzero) digits is 5225472, while the sum is 52.

The spelling of 633481260667 in words is "six hundred thirty-three billion, four hundred eighty-one million, two hundred sixty thousand, six hundred sixty-seven".