999998074746585 has 96 divisors (see below), whose sum is σ = 1876071706000128. Its totient is φ = 510037619097600.

The previous prime is 999998074746551. The next prime is 999998074746637. The reversal of 999998074746585 is 585647470899999.

999998074746585 is a `hidden beast` number, since 9 + 9 + 9 + 9 + 9 + 8 + 0 + 7 + 4 + 7 + 4 + 6 + 585 = 666.

It is not a de Polignac number, because 999998074746585 - 2⁶ = 999998074746521 is a prime.

It is a super-2 number, since 2×999998074746585² (a number of 31 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 130437169 + ... + 137890721.

It is an arithmetic number, because the mean of its divisors is an integer number (19542413604168).

Almost surely, 2^{999998074746585} is an apocalyptic number.

It is an amenable number.

999998074746585 is a deficient number, since it is larger than the sum of its proper divisors (876073631253543).

999998074746585 is a wasteful number, since it uses less digits than its factorization.

999998074746585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7458397 (or 7458385 counting only the distinct ones).

The product of its (nonzero) digits is 444426393600, while the sum is 99.

The spelling of 999998074746585 in words is "nine hundred ninety-nine trillion, nine hundred ninety-eight billion, seventy-four million, seven hundred forty-six thousand, five hundred eighty-five".