19748738801119 has 2 divisors, whose sum is σ = 19748738801120. Its totient is φ = 19748738801118.

The previous prime is 19748738801117. The next prime is 19748738801123. The reversal of 19748738801119 is 91110883784791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19748738801119 - 2¹ = 19748738801117 is a prime.

It is a super-2 number, since 2×19748738801119² (a number of 27 digits) contains 22 as substring.

Together with 19748738801117, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19748738801111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9874369400559 + 9874369400560.

It is an arithmetic number, because the mean of its divisors is an integer number (9874369400560).

Almost surely, 2^{19748738801119} is an apocalyptic number.

19748738801119 is a deficient number, since it is larger than the sum of its proper divisors (1).

19748738801119 is an equidigital number, since it uses as much as digits as its factorization.

19748738801119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24385536, while the sum is 67.

The spelling of 19748738801119 in words is "nineteen trillion, seven hundred forty-eight billion, seven hundred thirty-eight million, eight hundred one thousand, one hundred nineteen".