499402735399 has 4 divisors (see below), whose sum is σ = 512900106664. Its totient is φ = 485905364136.

The previous prime is 499402735301. The next prime is 499402735409. The reversal of 499402735399 is 993537204994.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 993537204994 = 2 ⋅496768602497.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499402735399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 499402735399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499402735099) 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, 6748685577 + ... + 6748685650.

It is an arithmetic number, because the mean of its divisors is an integer number (128225026666).

Almost surely, 2^499402735399 is an apocalyptic number.

499402735399 is a deficient number, since it is larger than the sum of its proper divisors (13497371265).

499402735399 is a wasteful number, since it uses less digits than its factorization.

499402735399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13497371264.

The product of its (nonzero) digits is 66134880, while the sum is 64.

The spelling of 499402735399 in words is "four hundred ninety-nine billion, four hundred two million, seven hundred thirty-five thousand, three hundred ninety-nine".