63468486436 has 24 divisors (see below), whose sum is σ = 113486224824. Its totient is φ = 31047244800.

The previous prime is 63468486379. The next prime is 63468486437.

It is a happy number.

63468486436 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 9832705600 + 53635780836 = 99160^2 + 231594^2 .

It is not an unprimeable number, because it can be changed into a prime (63468486437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349215 + ... + 498886.

It is an arithmetic number, because the mean of its divisors is an integer number (4728592701).

Almost surely, 2^63468486436 is an apocalyptic number.

It is an amenable number.

63468486436 is a deficient number, since it is larger than the sum of its proper divisors (50017738388).

63468486436 is a wasteful number, since it uses less digits than its factorization.

63468486436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848511 (or 848509 counting only the distinct ones).

The product of its digits is 47775744, while the sum is 58.

The spelling of 63468486436 in words is "sixty-three billion, four hundred sixty-eight million, four hundred eighty-six thousand, four hundred thirty-six".