199994842601463 has 64 divisors (see below), whose sum is σ = 330799925657600. Its totient is φ = 104655118321152.

The previous prime is 199994842601459. The next prime is 199994842601501. The reversal of 199994842601463 is 364106248499991.

It is not a de Polignac number, because 199994842601463 - 2² = 199994842601459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199994842601443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 637685613 + ... + 637999161.

It is an arithmetic number, because the mean of its divisors is an integer number (5168748838400).

Almost surely, 2^{199994842601463} is an apocalyptic number.

199994842601463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

199994842601463 is a deficient number, since it is larger than the sum of its proper divisors (130805083056137).

199994842601463 is a wasteful number, since it uses less digits than its factorization.

199994842601463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332096.

The product of its (nonzero) digits is 725594112, while the sum is 75.

The spelling of 199994842601463 in words is "one hundred ninety-nine trillion, nine hundred ninety-four billion, eight hundred forty-two million, six hundred one thousand, four hundred sixty-three".