142423213534530 has 128 divisors (see below), whose sum is σ = 343805747028480. Its totient is φ = 37759051653120.

The previous prime is 142423213534513. The next prime is 142423213534543. The reversal of 142423213534530 is 35435312324241.

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, 12048316020 + ... + 12048327840.

It is an arithmetic number, because the mean of its divisors is an integer number (2685982398660).

Almost surely, 2^{142423213534530} is an apocalyptic number.

142423213534530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142423213534530 is an abundant number, since it is smaller than the sum of its proper divisors (201382533493950).

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

142423213534530 is a wasteful number, since it uses less digits than its factorization.

142423213534530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15036.

The product of its (nonzero) digits is 1036800, while the sum is 42.

Adding to 142423213534530 its reverse (35435312324241), we get a palindrome (177858525858771).

The spelling of 142423213534530 in words is "one hundred forty-two trillion, four hundred twenty-three billion, two hundred thirteen million, five hundred thirty-four thousand, five hundred thirty".