142444404230032 has 20 divisors (see below), whose sum is σ = 276001717439196. Its totient is φ = 71218154568320.

The previous prime is 142444404229973. The next prime is 142444404230059. The reversal of 142444404230032 is 230032404444241.

It can be written as a sum of positive squares in 2 ways, for example, as 7157636741376 + 135286767488656 = 2675376^2 + 11631284^2 .

It is a junction number, because it is equal to n+sod(n) for n = 142444404229973 and 142444404230000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252681319 + ... + 253244422.

Almost surely, 2^{142444404230032} is an apocalyptic number.

It is an amenable number.

142444404230032 is a deficient number, since it is larger than the sum of its proper divisors (133557313209164).

142444404230032 is a wasteful number, since it uses less digits than its factorization.

142444404230032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505943346 (or 505943340 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 142444404230032 its reverse (230032404444241), we get a palindrome (372476808674273).

The spelling of 142444404230032 in words is "one hundred forty-two trillion, four hundred forty-four billion, four hundred four million, two hundred thirty thousand, thirty-two".