19346048513 has 8 divisors (see below), whose sum is σ = 21106071840. Its totient is φ = 17586240480.

The previous prime is 19346048479. The next prime is 19346048537. The reversal of 19346048513 is 31584064391.

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 19346048513 - 2¹⁴ = 19346032129 is a prime.

It is a super-2 number, since 2×19346048513² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (19346048413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177206 + ... + 264752.

It is an arithmetic number, because the mean of its divisors is an integer number (2638258980).

Almost surely, 2^19346048513 is an apocalyptic number.

It is an amenable number.

19346048513 is a deficient number, since it is larger than the sum of its proper divisors (1760023327).

19346048513 is a wasteful number, since it uses less digits than its factorization.

19346048513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107647.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 19346048513 in words is "nineteen billion, three hundred forty-six million, forty-eight thousand, five hundred thirteen".