1426441621705 has 16 divisors (see below), whose sum is σ = 1733438758464. Its totient is φ = 1126697987520.

The previous prime is 1426441621697. The next prime is 1426441621771. The reversal of 1426441621705 is 5071261446241.

It is not a de Polignac number, because 1426441621705 - 2³ = 1426441621697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 413391 + ... + 1738900.

It is an arithmetic number, because the mean of its divisors is an integer number (108339922404).

Almost surely, 2^{1426441621705} is an apocalyptic number.

It is an amenable number.

1426441621705 is a deficient number, since it is larger than the sum of its proper divisors (306997136759).

1426441621705 is a wasteful number, since it uses less digits than its factorization.

1426441621705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153976.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 1426441621705 in words is "one trillion, four hundred twenty-six billion, four hundred forty-one million, six hundred twenty-one thousand, seven hundred five".