1426120952605 has 8 divisors (see below), whose sum is σ = 1718004075192. Its totient is φ = 1136457474048.

The previous prime is 1426120952587. The next prime is 1426120952621. The reversal of 1426120952605 is 5062590216241.

It can be written as a sum of positive squares in 4 ways, for example, as 337330963204 + 1088789989401 = 580802^2 + 1043451^2 .

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 1426120952605 - 2²⁵ = 1426087398173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554909592 + ... + 554912161.

It is an arithmetic number, because the mean of its divisors is an integer number (214750509399).

Almost surely, 2^{1426120952605} is an apocalyptic number.

It is an amenable number.

1426120952605 is a deficient number, since it is larger than the sum of its proper divisors (291883122587).

1426120952605 is a wasteful number, since it uses less digits than its factorization.

1426120952605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109822015.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 1426120952605 in words is "one trillion, four hundred twenty-six billion, one hundred twenty million, nine hundred fifty-two thousand, six hundred five".