19097366659 has 8 divisors (see below), whose sum is σ = 22974275840. Its totient is φ = 15507635976.

The previous prime is 19097366657. The next prime is 19097366711. The reversal of 19097366659 is 95666379091.

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

It is not a de Polignac number, because 19097366659 - 2¹ = 19097366657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 19097366597 and 19097366606.

It is not an unprimeable number, because it can be changed into a prime (19097366657) 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, 71794479 + ... + 71794744.

It is an arithmetic number, because the mean of its divisors is an integer number (2871784480).

Almost surely, 2^19097366659 is an apocalyptic number.

19097366659 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

19097366659 is a deficient number, since it is larger than the sum of its proper divisors (3876909181).

19097366659 is a wasteful number, since it uses less digits than its factorization.

19097366659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143589249.

The product of its (nonzero) digits is 16533720, while the sum is 61.

The spelling of 19097366659 in words is "nineteen billion, ninety-seven million, three hundred sixty-six thousand, six hundred fifty-nine".