499339440230400 has 7488 divisors, whose sum is σ = 2453211304427520. Its totient is φ = 94012047360000.

The previous prime is 499339440230381. The next prime is 499339440230441. The reversal of 499339440230400 is 4032044933994.

It is a happy number.

499339440230400 is a `hidden beast` number, since 4 + 9 + 93 + 3 + 94 + 40 + 23 + 0 + 400 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 3592370073531 + ... + 3592370073669.

It is an arithmetic number, because the mean of its divisors is an integer number (327619031040).

Almost surely, 2^{499339440230400} is an apocalyptic number.

499339440230400 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 499339440230400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1226605652213760).

499339440230400 is an abundant number, since it is smaller than the sum of its proper divisors (1953871864197120).

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

499339440230400 is a wasteful number, since it uses less digits than its factorization.

499339440230400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 54.

The spelling of 499339440230400 in words is "four hundred ninety-nine trillion, three hundred thirty-nine billion, four hundred forty million, two hundred thirty thousand, four hundred".