63136780012 has 24 divisors (see below), whose sum is σ = 117314658720. Its totient is φ = 29628652800.

The previous prime is 63136779997. The next prime is 63136780019. The reversal of 63136780012 is 21008763136.

It is not an unprimeable number, because it can be changed into a prime (63136780019) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1268739 + ... + 1317562.

It is an arithmetic number, because the mean of its divisors is an integer number (4888110780).

Almost surely, 2^63136780012 is an apocalyptic number.

It is an amenable number.

63136780012 is a deficient number, since it is larger than the sum of its proper divisors (54177878708).

63136780012 is a wasteful number, since it uses less digits than its factorization.

63136780012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586681 (or 2586679 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 63136780012 in words is "sixty-three billion, one hundred thirty-six million, seven hundred eighty thousand, twelve".