19559241047 has 8 divisors (see below), whose sum is σ = 20712542400. Its totient is φ = 18406246144.

The previous prime is 19559241011. The next prime is 19559241049. The reversal of 19559241047 is 74014295591.

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

It is a cyclic number.

It is not a de Polignac number, because 19559241047 - 2³⁰ = 18485499223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 19559240992 and 19559241010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19559241049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61979 + ... + 207267.

It is an arithmetic number, because the mean of its divisors is an integer number (2589067800).

Almost surely, 2^19559241047 is an apocalyptic number.

19559241047 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

19559241047 is a deficient number, since it is larger than the sum of its proper divisors (1153301353).

19559241047 is a wasteful number, since it uses less digits than its factorization.

19559241047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153225.

The product of its (nonzero) digits is 453600, while the sum is 47.

The spelling of 19559241047 in words is "nineteen billion, five hundred fifty-nine million, two hundred forty-one thousand, forty-seven".