19838198216462 has 8 divisors (see below), whose sum is σ = 29881804845600. Its totient is φ = 9877596601264.

The previous prime is 19838198216413. The next prime is 19838198216479. The reversal of 19838198216462 is 26461289183891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 19838198216392 and 19838198216401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20751252887 + ... + 20751253842.

It is an arithmetic number, because the mean of its divisors is an integer number (3735225605700).

Almost surely, 2^{19838198216462} is an apocalyptic number.

19838198216462 is a deficient number, since it is larger than the sum of its proper divisors (10043606629138).

19838198216462 is a wasteful number, since it uses less digits than its factorization.

19838198216462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41502506970.

The product of its digits is 71663616, while the sum is 68.

The spelling of 19838198216462 in words is "nineteen trillion, eight hundred thirty-eight billion, one hundred ninety-eight million, two hundred sixteen thousand, four hundred sixty-two".