136820768573 has 8 divisors (see below), whose sum is σ = 141932995200. Its totient is φ = 131734826608.

The previous prime is 136820768563. The next prime is 136820768593. The reversal of 136820768573 is 375867028631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136820768573 - 2⁸ = 136820768317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136820768563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6560561 + ... + 6581382.

It is an arithmetic number, because the mean of its divisors is an integer number (17741624400).

Almost surely, 2^136820768573 is an apocalyptic number.

It is an amenable number.

136820768573 is a deficient number, since it is larger than the sum of its proper divisors (5112226627).

136820768573 is a wasteful number, since it uses less digits than its factorization.

136820768573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13142331.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 136820768573 in words is "one hundred thirty-six billion, eight hundred twenty million, seven hundred sixty-eight thousand, five hundred seventy-three".