633404316101 has 4 divisors (see below), whose sum is σ = 639553872672. Its totient is φ = 627254759532.

The previous prime is 633404316071. The next prime is 633404316113. The reversal of 633404316101 is 101613404336.

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 not a de Polignac number, because 633404316101 - 2¹⁸ = 633404053957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633404316131) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3074778131 + ... + 3074778336.

It is an arithmetic number, because the mean of its divisors is an integer number (159888468168).

Almost surely, 2^633404316101 is an apocalyptic number.

It is an amenable number.

633404316101 is a deficient number, since it is larger than the sum of its proper divisors (6149556571).

633404316101 is a wasteful number, since it uses less digits than its factorization.

633404316101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6149556570.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 633404316101 in words is "six hundred thirty-three billion, four hundred four million, three hundred sixteen thousand, one hundred one".