19480099868 has 6 divisors (see below), whose sum is σ = 34090174776. Its totient is φ = 9740049932.

The previous prime is 19480099861. The next prime is 19480099909. The reversal of 19480099868 is 86899008491.

It is a self number, because there is not a number n which added to its sum of digits gives 19480099868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19480099861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2435012480 + ... + 2435012487.

It is an arithmetic number, because the mean of its divisors is an integer number (5681695796).

Almost surely, 2^19480099868 is an apocalyptic number.

It is an amenable number.

19480099868 is a deficient number, since it is larger than the sum of its proper divisors (14610074908).

19480099868 is a wasteful number, since it uses less digits than its factorization.

19480099868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4870024971 (or 4870024969 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 62.

The spelling of 19480099868 in words is "nineteen billion, four hundred eighty million, ninety-nine thousand, eight hundred sixty-eight".