499971451159 has 4 divisors (see below), whose sum is σ = 501738135016. Its totient is φ = 498204767304.

The previous prime is 499971451121. The next prime is 499971451181. The reversal of 499971451159 is 951154179994.

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 499971451159 - 2⁹ = 499971450647 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 499971451159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499971401159) 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, 883341504 + ... + 883342069.

It is an arithmetic number, because the mean of its divisors is an integer number (125434533754).

Almost surely, 2^499971451159 is an apocalyptic number.

499971451159 is a deficient number, since it is larger than the sum of its proper divisors (1766683857).

499971451159 is a wasteful number, since it uses less digits than its factorization.

499971451159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766683856.

The product of its digits is 18370800, while the sum is 64.

The spelling of 499971451159 in words is "four hundred ninety-nine billion, nine hundred seventy-one million, four hundred fifty-one thousand, one hundred fifty-nine".