63425882872073 has 2 divisors, whose sum is σ = 63425882872074. Its totient is φ = 63425882872072.

The previous prime is 63425882872067. The next prime is 63425882872103. The reversal of 63425882872073 is 37027828852436.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45264409661689 + 18161473210384 = 6727883^2 + 4261628^2 .

It is a cyclic number.

It is not a de Polignac number, because 63425882872073 - 2²⁸ = 63425614436617 is a prime.

It is not a weakly prime, because it can be changed into another prime (63425882872043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31712941436036 + 31712941436037.

It is an arithmetic number, because the mean of its divisors is an integer number (31712941436037).

Almost surely, 2^{63425882872073} is an apocalyptic number.

It is an amenable number.

63425882872073 is a deficient number, since it is larger than the sum of its proper divisors (1).

63425882872073 is an equidigital number, since it uses as much as digits as its factorization.

63425882872073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216760320, while the sum is 65.

The spelling of 63425882872073 in words is "sixty-three trillion, four hundred twenty-five billion, eight hundred eighty-two million, eight hundred seventy-two thousand, seventy-three".