63612745624724 has 12 divisors (see below), whose sum is σ = 111331805847444. Its totient is φ = 31803658239744.

The previous prime is 63612745624697. The next prime is 63612745624739. The reversal of 63612745624724 is 42742654721636.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18611027402500 + 45001718222224 = 4314050^2 + 6708332^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 678590429 + ... + 678684164.

It is an arithmetic number, because the mean of its divisors is an integer number (9277650487287).

Almost surely, 2^{63612745624724} is an apocalyptic number.

It is an amenable number.

63612745624724 is a deficient number, since it is larger than the sum of its proper divisors (47719060222720).

63612745624724 is a wasteful number, since it uses less digits than its factorization.

63612745624724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357286314 (or 1357286312 counting only the distinct ones).

The product of its digits is 81285120, while the sum is 59.

The spelling of 63612745624724 in words is "sixty-three trillion, six hundred twelve billion, seven hundred forty-five million, six hundred twenty-four thousand, seven hundred twenty-four".