142634617556 has 6 divisors (see below), whose sum is σ = 249610580730. Its totient is φ = 71317308776.

The previous prime is 142634617511. The next prime is 142634617577. The reversal of 142634617556 is 655716436241.

142634617556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 71350957456 + 71283660100 = 267116^2 + 266990^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17829327191 + ... + 17829327198.

It is an arithmetic number, because the mean of its divisors is an integer number (41601763455).

Almost surely, 2^142634617556 is an apocalyptic number.

It is an amenable number.

142634617556 is a deficient number, since it is larger than the sum of its proper divisors (106975963174).

142634617556 is a wasteful number, since it uses less digits than its factorization.

142634617556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35658654393 (or 35658654391 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 50.

The spelling of 142634617556 in words is "one hundred forty-two billion, six hundred thirty-four million, six hundred seventeen thousand, five hundred fifty-six".