633479415797 has 2 divisors, whose sum is σ = 633479415798. Its totient is φ = 633479415796.

The previous prime is 633479415773. The next prime is 633479415827. The reversal of 633479415797 is 797514974336.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 615512426116 + 17966989681 = 784546^2 + 134041^2 .

It is a cyclic number.

It is not a de Polignac number, because 633479415797 - 2⁶ = 633479415733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (633479415757) 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 as a sum of consecutive naturals, namely, 316739707898 + 316739707899.

It is an arithmetic number, because the mean of its divisors is an integer number (316739707899).

Almost surely, 2^633479415797 is an apocalyptic number.

It is an amenable number.

633479415797 is a deficient number, since it is larger than the sum of its proper divisors (1).

633479415797 is an equidigital number, since it uses as much as digits as its factorization.

633479415797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120022560, while the sum is 65.

The spelling of 633479415797 in words is "six hundred thirty-three billion, four hundred seventy-nine million, four hundred fifteen thousand, seven hundred ninety-seven".