2068635523 has 8 divisors (see below), whose sum is σ = 2083805696. Its totient is φ = 2053485000.

The previous prime is 2068635451. The next prime is 2068635539. The reversal of 2068635523 is 3255368602.

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 2068635523 - 2²¹ = 2066538371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2068635223) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 256198 + ... + 264148.

It is an arithmetic number, because the mean of its divisors is an integer number (260475712).

Almost surely, 2^2068635523 is an apocalyptic number.

2068635523 is a deficient number, since it is larger than the sum of its proper divisors (15170173).

2068635523 is a wasteful number, since it uses less digits than its factorization.

2068635523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9825.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 2068635523 is about 45482.2550342438. The cubic root of 2068635523 is about 1274.1718108442.

The spelling of 2068635523 in words is "two billion, sixty-eight million, six hundred thirty-five thousand, five hundred twenty-three".