63642144124636 has 48 divisors (see below), whose sum is σ = 139005055607040. Its totient is φ = 24768949777920.

The previous prime is 63642144124633. The next prime is 63642144124661.

It is a happy number.

63642144124636 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63642144124633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110925030 + ... + 111497293.

It is an arithmetic number, because the mean of its divisors is an integer number (2895938658480).

Almost surely, 2^{63642144124636} is an apocalyptic number.

It is an amenable number.

63642144124636 is an abundant number, since it is smaller than the sum of its proper divisors (75362911482404).

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

63642144124636 is a wasteful number, since it uses less digits than its factorization.

63642144124636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222423274 (or 222423272 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 52.

The spelling of 63642144124636 in words is "sixty-three trillion, six hundred forty-two billion, one hundred forty-four million, one hundred twenty-four thousand, six hundred thirty-six".