499285884240 has 480 divisors, whose sum is σ = 2011842233856. Its totient is φ = 109350051840.

The previous prime is 499285884233. The next prime is 499285884247. The reversal of 499285884240 is 42488582994.

499285884240 is a `hidden beast` number, since 4 + 9 + 9 + 2 + 8 + 588 + 4 + 2 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (499285884233) and next prime (499285884247).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499285884247) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4787532 + ... + 4890708.

Almost surely, 2^499285884240 is an apocalyptic number.

499285884240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499285884240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1005921116928).

499285884240 is an abundant number, since it is smaller than the sum of its proper divisors (1512556349616).

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

499285884240 is a wasteful number, since it uses less digits than its factorization.

499285884240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103267 (or 103258 counting only the distinct ones).

The product of its (nonzero) digits is 53084160, while the sum is 63.

The spelling of 499285884240 in words is "four hundred ninety-nine billion, two hundred eighty-five million, eight hundred eighty-four thousand, two hundred forty".