499326990103 has 4 divisors (see below), whose sum is σ = 503138646648. Its totient is φ = 495515333560.

The previous prime is 499326990067. The next prime is 499326990133. The reversal of 499326990103 is 301099623994.

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

It is a cyclic number.

It is not a de Polignac number, because 499326990103 - 2²⁵ = 499293435671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499326990133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1905828076 + ... + 1905828337.

It is an arithmetic number, because the mean of its divisors is an integer number (125784661662).

Almost surely, 2^499326990103 is an apocalyptic number.

499326990103 is a deficient number, since it is larger than the sum of its proper divisors (3811656545).

499326990103 is a wasteful number, since it uses less digits than its factorization.

499326990103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3811656544.

The product of its (nonzero) digits is 2834352, while the sum is 55.

The spelling of 499326990103 in words is "four hundred ninety-nine billion, three hundred twenty-six million, nine hundred ninety thousand, one hundred three".