10194988450884 has 12 divisors (see below), whose sum is σ = 23788306385424. Its totient is φ = 3398329483624.

The previous prime is 10194988450883. The next prime is 10194988450919. The reversal of 10194988450884 is 48805488949101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (10194988450883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424791185442 + ... + 424791185465.

It is an arithmetic number, because the mean of its divisors is an integer number (1982358865452).

Almost surely, 2^{10194988450884} is an apocalyptic number.

It is an amenable number.

10194988450884 is an abundant number, since it is smaller than the sum of its proper divisors (13593317934540).

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

10194988450884 is a wasteful number, since it uses less digits than its factorization.

10194988450884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849582370914 (or 849582370912 counting only the distinct ones).

The product of its (nonzero) digits is 106168320, while the sum is 69.

The spelling of 10194988450884 in words is "ten trillion, one hundred ninety-four billion, nine hundred eighty-eight million, four hundred fifty thousand, eight hundred eighty-four".