1422642423407 has 8 divisors (see below), whose sum is σ = 1489269749760. Its totient is φ = 1356412872760.

The previous prime is 1422642423379. The next prime is 1422642423427. The reversal of 1422642423407 is 7043242462241.

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 1422642423407 - 2²⁰ = 1422641374831 is a prime.

It is a super-2 number, since 2×1422642423407² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422642423427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99436607 + ... + 99450912.

It is an arithmetic number, because the mean of its divisors is an integer number (186158718720).

Almost surely, 2^{1422642423407} is an apocalyptic number.

1422642423407 is a deficient number, since it is larger than the sum of its proper divisors (66627326353).

1422642423407 is a wasteful number, since it uses less digits than its factorization.

1422642423407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198887853.

The product of its (nonzero) digits is 516096, while the sum is 41.

Adding to 1422642423407 its reverse (7043242462241), we get a palindrome (8465884885648).

The spelling of 1422642423407 in words is "one trillion, four hundred twenty-two billion, six hundred forty-two million, four hundred twenty-three thousand, four hundred seven".