63743565431272 has 16 divisors (see below), whose sum is σ = 119521470312900. Its totient is φ = 31871173347840.

The previous prime is 63743565431257. The next prime is 63743565431297. The reversal of 63743565431272 is 27213456534736.

63743565431272 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 63576606568036 + 166958863236 = 7973494^2 + 408606^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75726247 + ... + 76563382.

Almost surely, 2^{63743565431272} is an apocalyptic number.

It is an amenable number.

63743565431272 is a deficient number, since it is larger than the sum of its proper divisors (55777904881628).

63743565431272 is a wasteful number, since it uses less digits than its factorization.

63743565431272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152341956 (or 152341952 counting only the distinct ones).

The product of its digits is 76204800, while the sum is 58.

The spelling of 63743565431272 in words is "sixty-three trillion, seven hundred forty-three billion, five hundred sixty-five million, four hundred thirty-one thousand, two hundred seventy-two".