19034590140890 has 8 divisors (see below), whose sum is σ = 34262262253620. Its totient is φ = 7613836056352.

The previous prime is 19034590140887. The next prime is 19034590140901. The reversal of 19034590140890 is 9804109543091.

It can be written as a sum of positive squares in 2 ways, for example, as 19033160015401 + 1430125489 = 4362701^2 + 37817^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951729507035 + ... + 951729507054.

Almost surely, 2^{19034590140890} is an apocalyptic number.

19034590140890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19034590140890 is a deficient number, since it is larger than the sum of its proper divisors (15227672112730).

19034590140890 is a wasteful number, since it uses less digits than its factorization.

19034590140890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1903459014096.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The spelling of 19034590140890 in words is "nineteen trillion, thirty-four billion, five hundred ninety million, one hundred forty thousand, eight hundred ninety".