63485458436 has 12 divisors (see below), whose sum is σ = 111120539712. Its totient is φ = 31736732808.

The previous prime is 63485458433. The next prime is 63485458447.

63485458436 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (63485458433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1475240 + ... + 1517663.

It is an arithmetic number, because the mean of its divisors is an integer number (9260044976).

Almost surely, 2^63485458436 is an apocalyptic number.

It is an amenable number.

63485458436 is a deficient number, since it is larger than the sum of its proper divisors (47635081276).

63485458436 is a wasteful number, since it uses less digits than its factorization.

63485458436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2998210 (or 2998208 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 56.

The spelling of 63485458436 in words is "sixty-three billion, four hundred eighty-five million, four hundred fifty-eight thousand, four hundred thirty-six".