2136320573523 has 8 divisors (see below), whose sum is σ = 2925411956688. Its totient is φ = 1385721453024.

The previous prime is 2136320573521. The next prime is 2136320573539. The reversal of 2136320573523 is 3253750236312.

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

It is not a de Polignac number, because 2136320573523 - 2¹ = 2136320573521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2136320573521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9623065536 + ... + 9623065757.

It is an arithmetic number, because the mean of its divisors is an integer number (365676494586).

Almost surely, 2^{2136320573523} is an apocalyptic number.

2136320573523 is a deficient number, since it is larger than the sum of its proper divisors (789091383165).

2136320573523 is a wasteful number, since it uses less digits than its factorization.

2136320573523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19246131333.

The product of its (nonzero) digits is 680400, while the sum is 42.

The spelling of 2136320573523 in words is "two trillion, one hundred thirty-six billion, three hundred twenty million, five hundred seventy-three thousand, five hundred twenty-three".