142511422132 has 6 divisors (see below), whose sum is σ = 249394988738. Its totient is φ = 71255711064.

The previous prime is 142511422129. The next prime is 142511422133. The reversal of 142511422132 is 231224115241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 117241868836 + 25269553296 = 342406^2 + 158964^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 142511422132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142511422133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17813927763 + ... + 17813927770.

Almost surely, 2^142511422132 is an apocalyptic number.

It is an amenable number.

142511422132 is a deficient number, since it is larger than the sum of its proper divisors (106883566606).

142511422132 is a wasteful number, since it uses less digits than its factorization.

142511422132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35627855537 (or 35627855535 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

Adding to 142511422132 its reverse (231224115241), we get a palindrome (373735537373).

The spelling of 142511422132 in words is "one hundred forty-two billion, five hundred eleven million, four hundred twenty-two thousand, one hundred thirty-two".