63867163342 has 4 divisors (see below), whose sum is σ = 95800745016. Its totient is φ = 31933581670.

The previous prime is 63867163309. The next prime is 63867163343. The reversal of 63867163342 is 24336176836.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63867163343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15966790834 + ... + 15966790837.

It is an arithmetic number, because the mean of its divisors is an integer number (23950186254).

Almost surely, 2^63867163342 is an apocalyptic number.

63867163342 is a deficient number, since it is larger than the sum of its proper divisors (31933581674).

63867163342 is a wasteful number, since it uses less digits than its factorization.

63867163342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31933581673.

The product of its digits is 2612736, while the sum is 49.

The spelling of 63867163342 in words is "sixty-three billion, eight hundred sixty-seven million, one hundred sixty-three thousand, three hundred forty-two".