63375381268 has 48 divisors (see below), whose sum is σ = 120826689984. Its totient is φ = 28968952320.

The previous prime is 63375381259. The next prime is 63375381317. The reversal of 63375381268 is 86218357336.

63375381268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469371 + ... + 589117.

It is an arithmetic number, because the mean of its divisors is an integer number (2517222708).

Almost surely, 2^63375381268 is an apocalyptic number.

63375381268 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

63375381268 is a deficient number, since it is larger than the sum of its proper divisors (57451308716).

63375381268 is a wasteful number, since it uses less digits than its factorization.

63375381268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119992 (or 119990 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The spelling of 63375381268 in words is "sixty-three billion, three hundred seventy-five million, three hundred eighty-one thousand, two hundred sixty-eight".