63143604544 has 28 divisors (see below), whose sum is σ = 125397363124. Its totient is φ = 31547418624.

The previous prime is 63143604523. The next prime is 63143604581. The reversal of 63143604544 is 44540634136.

63143604544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 60280070400 + 2863534144 = 245520^2 + 53512^2 .

It is a super-2 number, since 2×63143604544² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63143604497 and 63143604506.

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, 297339 + ... + 463354.

Almost surely, 2^63143604544 is an apocalyptic number.

63143604544 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

63143604544 is a deficient number, since it is larger than the sum of its proper divisors (62253758580).

63143604544 is a wasteful number, since it uses less digits than its factorization.

63143604544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762002 (or 761992 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 63143604544 in words is "sixty-three billion, one hundred forty-three million, six hundred four thousand, five hundred forty-four".