63991941230202 has 8 divisors (see below), whose sum is σ = 127983882460416. Its totient is φ = 21330647076732.

The previous prime is 63991941230201. The next prime is 63991941230209. The reversal of 63991941230202 is 20203214919936.

It is a sphenic number, since it is the product of 3 distinct primes.

63991941230202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (63991941230201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5332661769178 + ... + 5332661769189.

It is an arithmetic number, because the mean of its divisors is an integer number (15997985307552).

Almost surely, 2^{63991941230202} is an apocalyptic number.

63991941230202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63991941230202 is a wasteful number, since it uses less digits than its factorization.

63991941230202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10665323538372.

The product of its (nonzero) digits is 1259712, while the sum is 51.

The spelling of 63991941230202 in words is "sixty-three trillion, nine hundred ninety-one billion, nine hundred forty-one million, two hundred thirty thousand, two hundred two".