63321275252 has 24 divisors (see below), whose sum is σ = 115693613952. Its totient is φ = 30267468000.

The previous prime is 63321275231. The next prime is 63321275299. The reversal of 63321275252 is 25257212336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19499 + ... + 356402.

It is an arithmetic number, because the mean of its divisors is an integer number (4820567248).

Almost surely, 2^63321275252 is an apocalyptic number.

It is an amenable number.

63321275252 is a deficient number, since it is larger than the sum of its proper divisors (52372338700).

63321275252 is a wasteful number, since it uses less digits than its factorization.

63321275252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377759 (or 377757 counting only the distinct ones).

The product of its digits is 151200, while the sum is 38.

Adding to 63321275252 its reverse (25257212336), we get a palindrome (88578487588).

The spelling of 63321275252 in words is "sixty-three billion, three hundred twenty-one million, two hundred seventy-five thousand, two hundred fifty-two".