19274989892108 has 6 divisors (see below), whose sum is σ = 33731232311196. Its totient is φ = 9637494946052.

The previous prime is 19274989892107. The next prime is 19274989892117. The reversal of 19274989892108 is 80129898947291.

It is not an unprimeable number, because it can be changed into a prime (19274989892107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2409373736510 + ... + 2409373736517.

It is an arithmetic number, because the mean of its divisors is an integer number (5621872051866).

Almost surely, 2^{19274989892108} is an apocalyptic number.

It is an amenable number.

19274989892108 is a deficient number, since it is larger than the sum of its proper divisors (14456242419088).

19274989892108 is a wasteful number, since it uses less digits than its factorization.

19274989892108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4818747473031 (or 4818747473029 counting only the distinct ones).

The product of its (nonzero) digits is 376233984, while the sum is 77.

The spelling of 19274989892108 in words is "nineteen trillion, two hundred seventy-four billion, nine hundred eighty-nine million, eight hundred ninety-two thousand, one hundred eight".