1426091209044 has 24 divisors (see below), whose sum is σ = 3327987626208. Its totient is φ = 475300668960.

The previous prime is 1426091208979. The next prime is 1426091209063. The reversal of 1426091209044 is 4409021906241.

It is a super-2 number, since 2×1426091209044² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1426091208987 and 1426091209005.

It is a congruent number.

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, 7789162 + ... + 7970145.

It is an arithmetic number, because the mean of its divisors is an integer number (138666151092).

Almost surely, 2^{1426091209044} is an apocalyptic number.

It is an amenable number.

1426091209044 is an abundant number, since it is smaller than the sum of its proper divisors (1901896417164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1426091209044 is a wasteful number, since it uses less digits than its factorization.

1426091209044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15766855 (or 15766853 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 1426091209044 in words is "one trillion, four hundred twenty-six billion, ninety-one million, two hundred nine thousand, forty-four".