627423641744 has 20 divisors (see below), whose sum is σ = 1215967659324. Its totient is φ = 313625536128.

The previous prime is 627423641743. The next prime is 627423641749. The reversal of 627423641744 is 447146324726.

It can be written as a sum of positive squares in 2 ways, for example, as 14021401744 + 613402240000 = 118412^2 + 783200^2 .

It is a junction number, because it is equal to n+sod(n) for n = 627423641692 and 627423641701.

It is not an unprimeable number, because it can be changed into a prime (627423641743) 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, 5332787 + ... + 5449170.

Almost surely, 2^627423641744 is an apocalyptic number.

It is an amenable number.

627423641744 is a deficient number, since it is larger than the sum of its proper divisors (588544017580).

627423641744 is a wasteful number, since it uses less digits than its factorization.

627423641744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10785602 (or 10785596 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 50.

The spelling of 627423641744 in words is "six hundred twenty-seven billion, four hundred twenty-three million, six hundred forty-one thousand, seven hundred forty-four".