99824740678 has 16 divisors (see below), whose sum is σ = 162415466640. Its totient is φ = 45741495456.

The previous prime is 99824740657. The next prime is 99824740733. The reversal of 99824740678 is 87604742899.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13807225 + ... + 13814452.

It is an arithmetic number, because the mean of its divisors is an integer number (10150966665).

Almost surely, 2^99824740678 is an apocalyptic number.

99824740678 is a deficient number, since it is larger than the sum of its proper divisors (62590725962).

99824740678 is a wasteful number, since it uses less digits than its factorization.

99824740678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27621831.

The product of its (nonzero) digits is 48771072, while the sum is 64.

The spelling of 99824740678 in words is "ninety-nine billion, eight hundred twenty-four million, seven hundred forty thousand, six hundred seventy-eight".