63004899636 has 72 divisors (see below), whose sum is σ = 182132787200. Its totient is φ = 17989667136.

The previous prime is 63004899619. The next prime is 63004899637. The reversal of 63004899636 is 63699840036.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63004899637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 309645 + ... + 471051.

Almost surely, 2^63004899636 is an apocalyptic number.

It is an amenable number.

63004899636 is an abundant number, since it is smaller than the sum of its proper divisors (119127887564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63004899636 is a wasteful number, since it uses less digits than its factorization.

63004899636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162973 (or 162968 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 54.

The spelling of 63004899636 in words is "sixty-three billion, four million, eight hundred ninety-nine thousand, six hundred thirty-six".