142400001424 has 40 divisors (see below), whose sum is σ = 295411817880. Its totient is φ = 66258812928.

The previous prime is 142400001391. The next prime is 142400001431. The reversal of 142400001424 is 424100004241.

It can be written as a sum of positive squares in 4 ways, for example, as 35444839824 + 106955161600 = 188268^2 + 327040^2 .

It is a junction number, because it is equal to n+sod(n) for n = 142400001395 and 142400001404.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2916969 + ... + 2965384.

It is an arithmetic number, because the mean of its divisors is an integer number (7385295447).

Almost surely, 2^142400001424 is an apocalyptic number.

It is an amenable number.

142400001424 is an abundant number, since it is smaller than the sum of its proper divisors (153011816456).

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

142400001424 is a wasteful number, since it uses less digits than its factorization.

142400001424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882467 (or 5882461 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 142400001424 its reverse (424100004241), we get a palindrome (566500005665).

It can be divided in two parts, 14240000 and 1424, that multiplied together give a square (20277760000 = 142400²).

The spelling of 142400001424 in words is "one hundred forty-two billion, four hundred million, one thousand, four hundred twenty-four".