19045434095 has 16 divisors (see below), whose sum is σ = 22934136960. Its totient is φ = 15183340704.

The previous prime is 19045433993. The next prime is 19045434097. The reversal of 19045434095 is 59043454091.

It is a cyclic number.

It is not a de Polignac number, because 19045434095 - 2¹⁴ = 19045417711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19045434097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2700644 + ... + 2707686.

It is an arithmetic number, because the mean of its divisors is an integer number (1433383560).

Almost surely, 2^19045434095 is an apocalyptic number.

19045434095 is a deficient number, since it is larger than the sum of its proper divisors (3888702865).

19045434095 is a wasteful number, since it uses less digits than its factorization.

19045434095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8854.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 19045434095 in words is "nineteen billion, forty-five million, four hundred thirty-four thousand, ninety-five".