63163343256536 has 8 divisors (see below), whose sum is σ = 118431268606020. Its totient is φ = 31581671628264.

The previous prime is 63163343256529. The next prime is 63163343256547. The reversal of 63163343256536 is 63565234336136.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3947708953526 + ... + 3947708953541.

Almost surely, 2^{63163343256536} is an apocalyptic number.

It is an amenable number.

63163343256536 is a deficient number, since it is larger than the sum of its proper divisors (55267925349484).

63163343256536 is a wasteful number, since it uses less digits than its factorization.

63163343256536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7895417907073 (or 7895417907069 counting only the distinct ones).

The product of its digits is 62985600, while the sum is 56.

The spelling of 63163343256536 in words is "sixty-three trillion, one hundred sixty-three billion, three hundred forty-three million, two hundred fifty-six thousand, five hundred thirty-six".