64463461133 has 2 divisors, whose sum is σ = 64463461134. Its totient is φ = 64463461132.

The previous prime is 64463461123. The next prime is 64463461211. The reversal of 64463461133 is 33116436446.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37255948324 + 27207512809 = 193018^2 + 164947^2 .

It is a cyclic number.

It is not a de Polignac number, because 64463461133 - 2⁸ = 64463460877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64463461123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32231730566 + 32231730567.

It is an arithmetic number, because the mean of its divisors is an integer number (32231730567).

Almost surely, 2^64463461133 is an apocalyptic number.

It is an amenable number.

64463461133 is a deficient number, since it is larger than the sum of its proper divisors (1).

64463461133 is an equidigital number, since it uses as much as digits as its factorization.

64463461133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 41.

Adding to 64463461133 its reverse (33116436446), we get a palindrome (97579897579).

The spelling of 64463461133 in words is "sixty-four billion, four hundred sixty-three million, four hundred sixty-one thousand, one hundred thirty-three".