18803942689150 has 12 divisors (see below), whose sum is σ = 34975333401912. Its totient is φ = 7521577075640.

The previous prime is 18803942689111. The next prime is 18803942689193. The reversal of 18803942689150 is 5198624930881.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188039426842 + ... + 188039426941.

It is an arithmetic number, because the mean of its divisors is an integer number (2914611116826).

Almost surely, 2^{18803942689150} is an apocalyptic number.

18803942689150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18803942689150 is a deficient number, since it is larger than the sum of its proper divisors (16171390712762).

18803942689150 is a wasteful number, since it uses less digits than its factorization.

18803942689150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376078853795 (or 376078853790 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 64.

The spelling of 18803942689150 in words is "eighteen trillion, eight hundred three billion, nine hundred forty-two million, six hundred eighty-nine thousand, one hundred fifty".