499423000239 has 32 divisors (see below), whose sum is σ = 752145946880. Its totient is φ = 327433557600.

The previous prime is 499423000217. The next prime is 499423000309. The reversal of 499423000239 is 932000324994.

It is a happy number.

It is not a de Polignac number, because 499423000239 - 2⁹ = 499422999727 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499423000194 and 499423000203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499423040239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10799364 + ... + 10845510.

It is an arithmetic number, because the mean of its divisors is an integer number (23504560840).

Almost surely, 2^499423000239 is an apocalyptic number.

499423000239 is a deficient number, since it is larger than the sum of its proper divisors (252722946641).

499423000239 is a wasteful number, since it uses less digits than its factorization.

499423000239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52788 (or 52782 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The spelling of 499423000239 in words is "four hundred ninety-nine billion, four hundred twenty-three million, two hundred thirty-nine", and thus it is an aban number.