499564497601 has 8 divisors (see below), whose sum is σ = 538045202240. Its totient is φ = 461091316752.

The previous prime is 499564497569. The next prime is 499564497617. The reversal of 499564497601 is 106794465994.

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 499564497601 - 2⁵ = 499564497569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (499564495601) 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, 1742661 + ... + 2008978.

It is an arithmetic number, because the mean of its divisors is an integer number (67255650280).

Almost surely, 2^499564497601 is an apocalyptic number.

It is an amenable number.

499564497601 is a deficient number, since it is larger than the sum of its proper divisors (38480704639).

499564497601 is a wasteful number, since it uses less digits than its factorization.

499564497601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761895.

The product of its (nonzero) digits is 58786560, while the sum is 64.

The spelling of 499564497601 in words is "four hundred ninety-nine billion, five hundred sixty-four million, four hundred ninety-seven thousand, six hundred one".