1426351165683 has 4 divisors (see below), whose sum is σ = 1901801554248. Its totient is φ = 950900777120.

The previous prime is 1426351165643. The next prime is 1426351165691. The reversal of 1426351165683 is 3865611536241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1426351165683 - 2²⁹ = 1425814294771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1426351165643) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 237725194278 + ... + 237725194283.

It is an arithmetic number, because the mean of its divisors is an integer number (475450388562).

Almost surely, 2^{1426351165683} is an apocalyptic number.

1426351165683 is a deficient number, since it is larger than the sum of its proper divisors (475450388565).

1426351165683 is an equidigital number, since it uses as much as digits as its factorization.

1426351165683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475450388564.

The product of its digits is 3110400, while the sum is 51.

The spelling of 1426351165683 in words is "one trillion, four hundred twenty-six billion, three hundred fifty-one million, one hundred sixty-five thousand, six hundred eighty-three".