63258443431338 has 64 divisors (see below), whose sum is σ = 131948913761280. Its totient is φ = 20194895462400.

The previous prime is 63258443431229. The next prime is 63258443431363. The reversal of 63258443431338 is 83313434485236.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1004565118 + ... + 1004628086.

It is an arithmetic number, because the mean of its divisors is an integer number (2061701777520).

Almost surely, 2^{63258443431338} is an apocalyptic number.

63258443431338 is an abundant number, since it is smaller than the sum of its proper divisors (68690470329942).

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

63258443431338 is a wasteful number, since it uses less digits than its factorization.

63258443431338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118783.

The product of its digits is 59719680, while the sum is 57.

The spelling of 63258443431338 in words is "sixty-three trillion, two hundred fifty-eight billion, four hundred forty-three million, four hundred thirty-one thousand, three hundred thirty-eight".