135852690724 has 9 divisors (see below), whose sum is σ = 237743498811. Its totient is φ = 67925976780.

The previous prime is 135852690719. The next prime is 135852690793. The reversal of 135852690724 is 427096258531.

The square root of 135852690724 is 368582.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian 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 in 2 ways as a sum of consecutive naturals, for example, 645019 + ... + 829309.

It is a 1-persistent number, because it is pandigital, but 2⋅135852690724 = 271705381448 is not.

Almost surely, 2^135852690724 is an apocalyptic number.

135852690724 is the 368582-nd square number.

It is an amenable number.

135852690724 is a deficient number, since it is larger than the sum of its proper divisors (101890808087).

135852690724 is an frugal number, since it uses more digits than its factorization.

135852690724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368586 (or 184293 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 135852690724 in words is "one hundred thirty-five billion, eight hundred fifty-two million, six hundred ninety thousand, seven hundred twenty-four".