63525213258 has 32 divisors (see below), whose sum is σ = 136870304256. Its totient is φ = 19539538368.

The previous prime is 63525213253. The next prime is 63525213293. The reversal of 63525213258 is 85231252536.

63525213258 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 (63525213253) 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, 92935 + ... + 368357.

It is an arithmetic number, because the mean of its divisors is an integer number (4277197008).

Almost surely, 2^63525213258 is an apocalyptic number.

63525213258 is an abundant number, since it is smaller than the sum of its proper divisors (73345090998).

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

63525213258 is a wasteful number, since it uses less digits than its factorization.

63525213258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278398.

The product of its digits is 432000, while the sum is 42.

The spelling of 63525213258 in words is "sixty-three billion, five hundred twenty-five million, two hundred thirteen thousand, two hundred fifty-eight".