1421853098842 has 16 divisors (see below), whose sum is σ = 2338850225664. Its totient is φ = 642913108000.

The previous prime is 1421853098833. The next prime is 1421853098857. The reversal of 1421853098842 is 2488903581241.

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, 169183459 + ... + 169191862.

It is an arithmetic number, because the mean of its divisors is an integer number (146178139104).

Almost surely, 2^{1421853098842} is an apocalyptic number.

1421853098842 is a deficient number, since it is larger than the sum of its proper divisors (916997126822).

1421853098842 is a wasteful number, since it uses less digits than its factorization.

1421853098842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338375525.

The product of its (nonzero) digits is 4423680, while the sum is 55.

The spelling of 1421853098842 in words is "one trillion, four hundred twenty-one billion, eight hundred fifty-three million, ninety-eight thousand, eight hundred forty-two".