142443400030 has 16 divisors (see below), whose sum is σ = 262360867824. Its totient is φ = 55652304960.

The previous prime is 142443400019. The next prime is 142443400063. The reversal of 142443400030 is 30004344241.

It is a junction number, because it is equal to n+sod(n) for n = 142443399968 and 142443400004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165631431 + ... + 165632290.

It is an arithmetic number, because the mean of its divisors is an integer number (16397554239).

Almost surely, 2^142443400030 is an apocalyptic number.

142443400030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142443400030 is a deficient number, since it is larger than the sum of its proper divisors (119917467794).

142443400030 is a wasteful number, since it uses less digits than its factorization.

142443400030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331263771.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 142443400030 its reverse (30004344241), we get a palindrome (172447744271).

The spelling of 142443400030 in words is "one hundred forty-two billion, four hundred forty-three million, four hundred thousand, thirty".