523006606601 has 4 divisors (see below), whose sum is σ = 523009200000. Its totient is φ = 523004013204.

The previous prime is 523006606597. The next prime is 523006606637. The reversal of 523006606601 is 106606600325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 523006606601 - 2² = 523006606597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523036606601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966101 + ... + 1406898.

It is an arithmetic number, because the mean of its divisors is an integer number (130752300000).

Almost surely, 2^523006606601 is an apocalyptic number.

It is an amenable number.

523006606601 is a deficient number, since it is larger than the sum of its proper divisors (2593399).

523006606601 is a wasteful number, since it uses less digits than its factorization.

523006606601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593398.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 523006606601 in words is "five hundred twenty-three billion, six million, six hundred six thousand, six hundred one".