142402304042240 has 144 divisors (see below), whose sum is σ = 384110380233216. Its totient is φ = 50112247603200.

The previous prime is 142402304042213. The next prime is 142402304042321. The reversal of 142402304042240 is 42240403204241.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 142402304042197 and 142402304042206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162689327 + ... + 163562286.

It is an arithmetic number, because the mean of its divisors is an integer number (2667433196064).

Almost surely, 2^{142402304042240} is an apocalyptic number.

142402304042240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142402304042240 is an abundant number, since it is smaller than the sum of its proper divisors (241708076190976).

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

142402304042240 is a wasteful number, since it uses less digits than its factorization.

142402304042240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326251676 (or 326251662 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 142402304042240 its reverse (42240403204241), we get a palindrome (184642707246481).

The spelling of 142402304042240 in words is "one hundred forty-two trillion, four hundred two billion, three hundred four million, forty-two thousand, two hundred forty".