63727242144 has 48 divisors (see below), whose sum is σ = 176088437280. Its totient is φ = 20124391680.

The previous prime is 63727242109. The next prime is 63727242193. The reversal of 63727242144 is 44124272736.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×63727242144² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63727242096 and 63727242105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17467267 + ... + 17470914.

It is an arithmetic number, because the mean of its divisors is an integer number (3668509110).

Almost surely, 2^63727242144 is an apocalyptic number.

It is an amenable number.

63727242144 is an abundant number, since it is smaller than the sum of its proper divisors (112361195136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63727242144 is a wasteful number, since it uses less digits than its factorization.

63727242144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34938213 (or 34938205 counting only the distinct ones).

The product of its digits is 451584, while the sum is 42.

The spelling of 63727242144 in words is "sixty-three billion, seven hundred twenty-seven million, two hundred forty-two thousand, one hundred forty-four".