1422401445607 has 4 divisors (see below), whose sum is σ = 1506072118896. Its totient is φ = 1338730772320.

The previous prime is 1422401445587. The next prime is 1422401445617. The reversal of 1422401445607 is 7065441042241.

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

It is not a de Polignac number, because 1422401445607 - 2²⁷ = 1422267227879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1422401445607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422401445617) 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, 41835336619 + ... + 41835336652.

It is an arithmetic number, because the mean of its divisors is an integer number (376518029724).

Almost surely, 2^{1422401445607} is an apocalyptic number.

1422401445607 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1422401445607 is a deficient number, since it is larger than the sum of its proper divisors (83670673289).

1422401445607 is an equidigital number, since it uses as much as digits as its factorization.

1422401445607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83670673288.

The product of its (nonzero) digits is 215040, while the sum is 40.

Adding to 1422401445607 its reverse (7065441042241), we get a palindrome (8487842487848).

The spelling of 1422401445607 in words is "one trillion, four hundred twenty-two billion, four hundred one million, four hundred forty-five thousand, six hundred seven".