19104817923072 has 198 divisors, whose sum is σ = 64171237999518. Its totient is φ = 5458519277568.

The previous prime is 19104817923031. The next prime is 19104817923089. The reversal of 19104817923072 is 27032971840191.

19104817923072 is a `hidden beast` number, since 1 + 9 + 1 + 0 + 481 + 7 + 92 + 3 + 0 + 72 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11777965065216 + 7326852857856 = 3431904^2 + 2706816^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 20701533 + ... + 21604700.

Almost surely, 2^{19104817923072} is an apocalyptic number.

19104817923072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

19104817923072 is an abundant number, since it is smaller than the sum of its proper divisors (45066420076446).

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

19104817923072 is a wasteful number, since it uses less digits than its factorization.

19104817923072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42306273 (or 42306245 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 54.

The spelling of 19104817923072 in words is "nineteen trillion, one hundred four billion, eight hundred seventeen million, nine hundred twenty-three thousand, seventy-two".