63474708399533 has 2 divisors, whose sum is σ = 63474708399534. Its totient is φ = 63474708399532.

The previous prime is 63474708399433. The next prime is 63474708399551. The reversal of 63474708399533 is 33599380747436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58557725899204 + 4916982500329 = 7652302^2 + 2217427^2 .

It is a cyclic number.

It is not a de Polignac number, because 63474708399533 - 2²² = 63474704205229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63474708399593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31737354199766 + 31737354199767.

It is an arithmetic number, because the mean of its divisors is an integer number (31737354199767).

Almost surely, 2^{63474708399533} is an apocalyptic number.

It is an amenable number.

63474708399533 is a deficient number, since it is larger than the sum of its proper divisors (1).

63474708399533 is an equidigital number, since it uses as much as digits as its factorization.

63474708399533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1234517760, while the sum is 71.

The spelling of 63474708399533 in words is "sixty-three trillion, four hundred seventy-four billion, seven hundred eight million, three hundred ninety-nine thousand, five hundred thirty-three".