1426106433721 has 8 divisors (see below), whose sum is σ = 1437826950144. Its totient is φ = 1414430230080.

The previous prime is 1426106433623. The next prime is 1426106433737. The reversal of 1426106433721 is 1273346016241.

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

It is a cyclic number.

It is not a de Polignac number, because 1426106433721 - 2³⁷ = 1288667480249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1426106431721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11013565 + ... + 11142298.

It is an arithmetic number, because the mean of its divisors is an integer number (179728368768).

Almost surely, 2^{1426106433721} is an apocalyptic number.

It is an amenable number.

1426106433721 is a deficient number, since it is larger than the sum of its proper divisors (11720516423).

1426106433721 is a wasteful number, since it uses less digits than its factorization.

1426106433721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22156391.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 1426106433721 in words is "one trillion, four hundred twenty-six billion, one hundred six million, four hundred thirty-three thousand, seven hundred twenty-one".