142571735674 has 4 divisors (see below), whose sum is σ = 213857603514. Its totient is φ = 71285867836.

The previous prime is 142571735641. The next prime is 142571735681. The reversal of 142571735674 is 476537175241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 104809530049 + 37762205625 = 323743^2 + 194325^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35642933917 + ... + 35642933920.

Almost surely, 2^142571735674 is an apocalyptic number.

142571735674 is a deficient number, since it is larger than the sum of its proper divisors (71285867840).

142571735674 is an equidigital number, since it uses as much as digits as its factorization.

142571735674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71285867839.

The product of its digits is 4939200, while the sum is 52.

The spelling of 142571735674 in words is "one hundred forty-two billion, five hundred seventy-one million, seven hundred thirty-five thousand, six hundred seventy-four".