19159802439712 has 96 divisors (see below), whose sum is σ = 43613308617984. Its totient is φ = 8188676198400.

The previous prime is 19159802439671. The next prime is 19159802439733. The reversal of 19159802439712 is 21793420895191.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 4541673 + ... + 7677655.

It is an arithmetic number, because the mean of its divisors is an integer number (454305298104).

Almost surely, 2^{19159802439712} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19159802439712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21806654308992).

19159802439712 is an abundant number, since it is smaller than the sum of its proper divisors (24453506178272).

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

19159802439712 is a wasteful number, since it uses less digits than its factorization.

19159802439712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3137042 (or 3137034 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 61.

The spelling of 19159802439712 in words is "nineteen trillion, one hundred fifty-nine billion, eight hundred two million, four hundred thirty-nine thousand, seven hundred twelve".