142331534622420 has 192 divisors, whose sum is σ = 492843238594560. Its totient is φ = 30174075763200.

The previous prime is 142331534622391. The next prime is 142331534622437. The reversal of 142331534622420 is 24226435133241.

142331534622420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 436383216 + ... + 436709255.

It is an arithmetic number, because the mean of its divisors is an integer number (2566891867680).

Almost surely, 2^{142331534622420} is an apocalyptic number.

142331534622420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142331534622420 is an abundant number, since it is smaller than the sum of its proper divisors (350511703972140).

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

142331534622420 is a wasteful number, since it uses less digits than its factorization.

142331534622420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873092526 (or 873092524 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

Adding to 142331534622420 its reverse (24226435133241), we get a palindrome (166557969755661).

The spelling of 142331534622420 in words is "one hundred forty-two trillion, three hundred thirty-one billion, five hundred thirty-four million, six hundred twenty-two thousand, four hundred twenty".