19059532090 has 8 divisors (see below), whose sum is σ = 34307157780. Its totient is φ = 7623812832.

The previous prime is 19059532087. The next prime is 19059532091. The reversal of 19059532090 is 9023595091.

It can be written as a sum of positive squares in 2 ways, for example, as 19042068049 + 17464041 = 137993^2 + 4179^2 .

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

It is not an unprimeable number, because it can be changed into a prime (19059532091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 952976595 + ... + 952976614.

Almost surely, 2^19059532090 is an apocalyptic number.

19059532090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19059532090 is a deficient number, since it is larger than the sum of its proper divisors (15247625690).

19059532090 is a wasteful number, since it uses less digits than its factorization.

19059532090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905953216.

The product of its (nonzero) digits is 109350, while the sum is 43.

The spelling of 19059532090 in words is "nineteen billion, fifty-nine million, five hundred thirty-two thousand, ninety".