63505250530 has 32 divisors (see below), whose sum is σ = 114734750400. Its totient is φ = 25307760192.

The previous prime is 63505250491. The next prime is 63505250531. The reversal of 63505250530 is 3505250536.

63505250530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (63505250531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3130761 + ... + 3150979.

It is an arithmetic number, because the mean of its divisors is an integer number (3585460950).

Almost surely, 2^63505250530 is an apocalyptic number.

63505250530 is a deficient number, since it is larger than the sum of its proper divisors (51229499870).

63505250530 is a wasteful number, since it uses less digits than its factorization.

63505250530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21378.

The product of its (nonzero) digits is 67500, while the sum is 34.

The spelling of 63505250530 in words is "sixty-three billion, five hundred five million, two hundred fifty thousand, five hundred thirty".