142700136452 has 18 divisors (see below), whose sum is σ = 255151606542. Its totient is φ = 69831977344.

The previous prime is 142700136421. The next prime is 142700136497. The reversal of 142700136452 is 254631007241.

It can be written as a sum of positive squares in only one way, i.e., 114578188036 + 28121948416 = 338494^2 + 167696^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8066093 + ... + 8083764.

Almost surely, 2^142700136452 is an apocalyptic number.

It is an amenable number.

142700136452 is a deficient number, since it is larger than the sum of its proper divisors (112451470090).

142700136452 is a wasteful number, since it uses less digits than its factorization.

142700136452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16149955 (or 16149906 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 142700136452 in words is "one hundred forty-two billion, seven hundred million, one hundred thirty-six thousand, four hundred fifty-two".