19045436029 has 4 divisors (see below), whose sum is σ = 19057289184. Its totient is φ = 19033582876.

The previous prime is 19045436023. The next prime is 19045436161. The reversal of 19045436029 is 92063454091.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 19045436029 - 2¹³ = 19045427837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19045436023) 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 3 ways as a sum of consecutive naturals, for example, 5924167 + ... + 5927380.

It is an arithmetic number, because the mean of its divisors is an integer number (4764322296).

Almost surely, 2^19045436029 is an apocalyptic number.

It is an amenable number.

19045436029 is a deficient number, since it is larger than the sum of its proper divisors (11853155).

19045436029 is a wasteful number, since it uses less digits than its factorization.

19045436029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11853154.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 19045436029 in words is "nineteen billion, forty-five million, four hundred thirty-six thousand, twenty-nine".