19607296117 has 4 divisors (see below), whose sum is σ = 19683589356. Its totient is φ = 19531002880.

The previous prime is 19607296109. The next prime is 19607296123. The reversal of 19607296117 is 71169270691.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17477104401 + 2130191716 = 132201^2 + 46154^2 .

It is a cyclic number.

It is not a de Polignac number, because 19607296117 - 2³ = 19607296109 is a prime.

It is a super-2 number, since 2×19607296117² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19607296147) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 38146234 + ... + 38146747.

It is an arithmetic number, because the mean of its divisors is an integer number (4920897339).

Almost surely, 2^19607296117 is an apocalyptic number.

It is an amenable number.

19607296117 is a deficient number, since it is larger than the sum of its proper divisors (76293239).

19607296117 is an equidigital number, since it uses as much as digits as its factorization.

19607296117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76293238.

The product of its (nonzero) digits is 285768, while the sum is 49.

The spelling of 19607296117 in words is "nineteen billion, six hundred seven million, two hundred ninety-six thousand, one hundred seventeen".