142422401313440 has 96 divisors (see below), whose sum is σ = 337195452303360. Its totient is φ = 56846641766400.

The previous prime is 142422401313431. The next prime is 142422401313449. The reversal of 142422401313440 is 44313104224241.

It is an interprime number because it is at equal distance from previous prime (142422401313431) and next prime (142422401313449).

It is a self number, because there is not a number n which added to its sum of digits gives 142422401313440.

It is not an unprimeable number, because it can be changed into a prime (142422401313449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1581881225 + ... + 1581971255.

It is an arithmetic number, because the mean of its divisors is an integer number (3512452628160).

Almost surely, 2^{142422401313440} is an apocalyptic number.

142422401313440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142422401313440 is an abundant number, since it is smaller than the sum of its proper divisors (194773050989920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142422401313440 is a wasteful number, since it uses less digits than its factorization.

142422401313440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111166 (or 111158 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 142422401313440 its reverse (44313104224241), we get a palindrome (186735505537681).

The spelling of 142422401313440 in words is "one hundred forty-two trillion, four hundred twenty-two billion, four hundred one million, three hundred thirteen thousand, four hundred forty".