499215196305 has 64 divisors (see below), whose sum is σ = 1058377605120. Its totient is φ = 218290362048.

The previous prime is 499215196289. The next prime is 499215196307. The reversal of 499215196305 is 503691512994.

499215196305 is a `hidden beast` number, since 4 + 9 + 92 + 1 + 519 + 6 + 30 + 5 = 666.

It is not a de Polignac number, because 499215196305 - 2⁴ = 499215196289 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (499215196307) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11462397 + ... + 11505866.

It is an arithmetic number, because the mean of its divisors is an integer number (16537150080).

Almost surely, 2^499215196305 is an apocalyptic number.

499215196305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

499215196305 is an abundant number, since it is smaller than the sum of its proper divisors (559162408815).

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

499215196305 is a wasteful number, since it uses less digits than its factorization.

499215196305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22968307 (or 22968301 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 54.

The spelling of 499215196305 in words is "four hundred ninety-nine billion, two hundred fifteen million, one hundred ninety-six thousand, three hundred five".