63525045620 has 24 divisors (see below), whose sum is σ = 137705906688. Its totient is φ = 24590340000.

The previous prime is 63525045611. The next prime is 63525045629. The reversal of 63525045620 is 2654052536.

63525045620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (63525045611) and next prime (63525045629).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63525045629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51229256 + ... + 51230495.

It is an arithmetic number, because the mean of its divisors is an integer number (5737746112).

Almost surely, 2^63525045620 is an apocalyptic number.

It is an amenable number.

63525045620 is an abundant number, since it is smaller than the sum of its proper divisors (74180861068).

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

63525045620 is a wasteful number, since it uses less digits than its factorization.

63525045620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102459791 (or 102459789 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 63525045620 in words is "sixty-three billion, five hundred twenty-five million, forty-five thousand, six hundred twenty".