19267248643468 has 24 divisors (see below), whose sum is σ = 38736248592384. Its totient is φ = 8214159853200.

The previous prime is 19267248643439. The next prime is 19267248643493. The reversal of 19267248643468 is 86434684276291.

It is a junction number, because it is equal to n+sod(n) for n = 19267248643397 and 19267248643406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1801345498 + ... + 1801356193.

It is an arithmetic number, because the mean of its divisors is an integer number (1614010358016).

Almost surely, 2^{19267248643468} is an apocalyptic number.

It is an amenable number.

19267248643468 is an abundant number, since it is smaller than the sum of its proper divisors (19468999948916).

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

19267248643468 is a wasteful number, since it uses less digits than its factorization.

19267248643468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3602701893 (or 3602701891 counting only the distinct ones).

The product of its digits is 668860416, while the sum is 70.

The spelling of 19267248643468 in words is "nineteen trillion, two hundred sixty-seven billion, two hundred forty-eight million, six hundred forty-three thousand, four hundred sixty-eight".