63858052236 has 48 divisors (see below), whose sum is σ = 162577134720. Its totient is φ = 19347429120.

The previous prime is 63858052231. The next prime is 63858052253. The reversal of 63858052236 is 63225085836.

It is not an unprimeable number, because it can be changed into a prime (63858052231) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 743220 + ... + 824676.

It is an arithmetic number, because the mean of its divisors is an integer number (3387023640).

Almost surely, 2^63858052236 is an apocalyptic number.

63858052236 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

63858052236 is an abundant number, since it is smaller than the sum of its proper divisors (98719082484).

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

63858052236 is a wasteful number, since it uses less digits than its factorization.

63858052236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87414 (or 87412 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 63858052236 in words is "sixty-three billion, eight hundred fifty-eight million, fifty-two thousand, two hundred thirty-six".