499999530001 has 4 divisors (see below), whose sum is σ = 500755959604. Its totient is φ = 499243100400.

The previous prime is 499999529999. The next prime is 499999530059. The reversal of 499999530001 is 100035999994.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 148853214225 + 351146315776 = 385815^2 + 592576^2 .

It is a cyclic number.

It is not a de Polignac number, because 499999530001 - 2¹ = 499999529999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499999530061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 378213810 + ... + 378215131.

It is an arithmetic number, because the mean of its divisors is an integer number (125188989901).

Almost surely, 2^499999530001 is an apocalyptic number.

It is an amenable number.

499999530001 is a deficient number, since it is larger than the sum of its proper divisors (756429603).

499999530001 is an equidigital number, since it uses as much as digits as its factorization.

499999530001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756429602.

The product of its (nonzero) digits is 3542940, while the sum is 58.

The spelling of 499999530001 in words is "four hundred ninety-nine billion, nine hundred ninety-nine million, five hundred thirty thousand, one".