19342505834 has 16 divisors (see below), whose sum is σ = 29641057920. Its totient is φ = 9464320320.

The previous prime is 19342505827. The next prime is 19342505849. The reversal of 19342505834 is 43850524391.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523832 + ... + 559539.

It is an arithmetic number, because the mean of its divisors is an integer number (1852566120).

Almost surely, 2^19342505834 is an apocalyptic number.

19342505834 is a deficient number, since it is larger than the sum of its proper divisors (10298552086).

19342505834 is a wasteful number, since it uses less digits than its factorization.

19342505834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083565.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 19342505834 in words is "nineteen billion, three hundred forty-two million, five hundred five thousand, eight hundred thirty-four".