1420321444267 has 8 divisors (see below), whose sum is σ = 1640585197872. Its totient is φ = 1215248294400.

The previous prime is 1420321444253. The next prime is 1420321444291. The reversal of 1420321444267 is 7624441230241.

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 1420321444267 - 2¹¹ = 1420321442219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1420321444967) 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 7 ways as a sum of consecutive naturals, for example, 3797650734 + ... + 3797651107.

It is an arithmetic number, because the mean of its divisors is an integer number (205073149734).

Almost surely, 2^{1420321444267} is an apocalyptic number.

1420321444267 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1420321444267 is a deficient number, since it is larger than the sum of its proper divisors (220263753605).

1420321444267 is a wasteful number, since it uses less digits than its factorization.

1420321444267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7595301869.

The product of its (nonzero) digits is 258048, while the sum is 40.

The spelling of 1420321444267 in words is "one trillion, four hundred twenty billion, three hundred twenty-one million, four hundred forty-four thousand, two hundred sixty-seven".