142545400552 has 16 divisors (see below), whose sum is σ = 267349724100. Its totient is φ = 71252140800.

The previous prime is 142545400513. The next prime is 142545400573. The reversal of 142545400552 is 255004545241.

It can be written as a sum of positive squares in 2 ways, for example, as 142320580516 + 224820036 = 377254^2 + 14994^2 .

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, 2540449 + ... + 2595952.

Almost surely, 2^142545400552 is an apocalyptic number.

It is an amenable number.

142545400552 is a deficient number, since it is larger than the sum of its proper divisors (124804323548).

142545400552 is a wasteful number, since it uses less digits than its factorization.

142545400552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5139876 (or 5139872 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 37.

Adding to 142545400552 its reverse (255004545241), we get a palindrome (397549945793).

The spelling of 142545400552 in words is "one hundred forty-two billion, five hundred forty-five million, four hundred thousand, five hundred fifty-two".