142531203423400 has 96 divisors (see below), whose sum is σ = 361516108140000. Its totient is φ = 51828790636800.

The previous prime is 142531203423397. The next prime is 142531203423451. The reversal of 142531203423400 is 4324302135241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168103726 + ... + 168949474.

It is an arithmetic number, because the mean of its divisors is an integer number (3765792793125).

Almost surely, 2^{142531203423400} is an apocalyptic number.

142531203423400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142531203423400 is an abundant number, since it is smaller than the sum of its proper divisors (218984904716600).

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

142531203423400 is a wasteful number, since it uses less digits than its factorization.

142531203423400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922379 (or 922370 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 142531203423400 its reverse (4324302135241), we get a palindrome (146855505558641).

The spelling of 142531203423400 in words is "one hundred forty-two trillion, five hundred thirty-one billion, two hundred three million, four hundred twenty-three thousand, four hundred".