499594599072 has 144 divisors (see below), whose sum is σ = 1470666637440. Its totient is φ = 160684694016.

The previous prime is 499594599019. The next prime is 499594599073. The reversal of 499594599072 is 270995495994.

499594599072 is a `hidden beast` number, since 499 + 5 + 9 + 45 + 9 + 90 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×499594599072² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (499594599073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13403053 + ... + 13440275.

It is an arithmetic number, because the mean of its divisors is an integer number (10212962760).

Almost surely, 2^499594599072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499594599072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (735333318720).

499594599072 is an abundant number, since it is smaller than the sum of its proper divisors (971072038368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499594599072 is a wasteful number, since it uses less digits than its factorization.

499594599072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38875 (or 38864 counting only the distinct ones).

The product of its (nonzero) digits is 330674400, while the sum is 72.

The spelling of 499594599072 in words is "four hundred ninety-nine billion, five hundred ninety-four million, five hundred ninety-nine thousand, seventy-two".