63524172479 has 2 divisors, whose sum is σ = 63524172480. Its totient is φ = 63524172478.

The previous prime is 63524172449. The next prime is 63524172587. The reversal of 63524172479 is 97427142536.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63524172479 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63524172449) 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, 31762086239 + 31762086240.

It is an arithmetic number, because the mean of its divisors is an integer number (31762086240).

Almost surely, 2^63524172479 is an apocalyptic number.

63524172479 is a deficient number, since it is larger than the sum of its proper divisors (1).

63524172479 is an equidigital number, since it uses as much as digits as its factorization.

63524172479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 50.

The spelling of 63524172479 in words is "sixty-three billion, five hundred twenty-four million, one hundred seventy-two thousand, four hundred seventy-nine".