63144581250 has 48 divisors (see below), whose sum is σ = 157851396864. Its totient is φ = 16838550000.

The previous prime is 63144581239. The next prime is 63144581267. The reversal of 63144581250 is 5218544136.

It is a junction number, because it is equal to n+sod(n) for n = 63144581199 and 63144581208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1665106 + ... + 1702605.

It is an arithmetic number, because the mean of its divisors is an integer number (3288570768).

Almost surely, 2^63144581250 is an apocalyptic number.

63144581250 is an abundant number, since it is smaller than the sum of its proper divisors (94706815614).

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

63144581250 is an equidigital number, since it uses as much as digits as its factorization.

63144581250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367741 (or 3367721 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 63144581250 in words is "sixty-three billion, one hundred forty-four million, five hundred eighty-one thousand, two hundred fifty".