63285435258 has 32 divisors (see below), whose sum is σ = 133305699840. Its totient is φ = 19973893680.

The previous prime is 63285435221. The next prime is 63285435263. The reversal of 63285435258 is 85253458236.

It is a self number, because there is not a number n which added to its sum of digits gives 63285435258.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57141 + ... + 360327.

It is an arithmetic number, because the mean of its divisors is an integer number (4165803120).

Almost surely, 2^63285435258 is an apocalyptic number.

63285435258 is an abundant number, since it is smaller than the sum of its proper divisors (70020264582).

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

63285435258 is a wasteful number, since it uses less digits than its factorization.

63285435258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305042.

The product of its digits is 6912000, while the sum is 51.

The spelling of 63285435258 in words is "sixty-three billion, two hundred eighty-five million, four hundred thirty-five thousand, two hundred fifty-eight".