1420262266439 has 4 divisors (see below), whose sum is σ = 1420269616656. Its totient is φ = 1420254916224.

The previous prime is 1420262266421. The next prime is 1420262266441. The reversal of 1420262266439 is 9346622620241.

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 1420262266439 - 2²⁰ = 1420261217863 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1420262266393 and 1420262266402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420262265439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3377219 + ... + 3774404.

It is an arithmetic number, because the mean of its divisors is an integer number (355067404164).

Almost surely, 2^{1420262266439} is an apocalyptic number.

1420262266439 is a deficient number, since it is larger than the sum of its proper divisors (7350217).

1420262266439 is an equidigital number, since it uses as much as digits as its factorization.

1420262266439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7350216.

The product of its (nonzero) digits is 1492992, while the sum is 47.

The spelling of 1420262266439 in words is "one trillion, four hundred twenty billion, two hundred sixty-two million, two hundred sixty-six thousand, four hundred thirty-nine".