19049230265 has 16 divisors (see below), whose sum is σ = 25189969728. Its totient is φ = 13739979456.

The previous prime is 19049230259. The next prime is 19049230283. The reversal of 19049230265 is 56203294091.

It is a cyclic number.

It is not a de Polignac number, because 19049230265 - 2³² = 14754262969 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3404939 + ... + 3410528.

It is an arithmetic number, because the mean of its divisors is an integer number (1574373108).

Almost surely, 2^19049230265 is an apocalyptic number.

It is an amenable number.

19049230265 is a deficient number, since it is larger than the sum of its proper divisors (6140739463).

19049230265 is a wasteful number, since it uses less digits than its factorization.

19049230265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6815528.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 19049230265 in words is "nineteen billion, forty-nine million, two hundred thirty thousand, two hundred sixty-five".