63442506004 has 12 divisors (see below), whose sum is σ = 111128837344. Its totient is φ = 31691409624.

The previous prime is 63442505977. The next prime is 63442506007. The reversal of 63442506004 is 40060524436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63442506007) 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 3 ways as a sum of consecutive naturals, for example, 7456062 + ... + 7464565.

Almost surely, 2^63442506004 is an apocalyptic number.

It is an amenable number.

63442506004 is a deficient number, since it is larger than the sum of its proper divisors (47686331340).

63442506004 is a wasteful number, since it uses less digits than its factorization.

63442506004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14921694 (or 14921692 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 63442506004 in words is "sixty-three billion, four hundred forty-two million, five hundred six thousand, four".