99813887366 has 4 divisors (see below), whose sum is σ = 149720831052. Its totient is φ = 49906943682.

The previous prime is 99813887353. The next prime is 99813887399. The reversal of 99813887366 is 66378831899.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66378831899 = 70039 ⋅947741.

It is a super-2 number, since 2×99813887366² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99813887296 and 99813887305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24953471840 + ... + 24953471843.

It is an arithmetic number, because the mean of its divisors is an integer number (37430207763).

Almost surely, 2^99813887366 is an apocalyptic number.

99813887366 is a deficient number, since it is larger than the sum of its proper divisors (49906943686).

99813887366 is a wasteful number, since it uses less digits than its factorization.

99813887366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49906943685.

The product of its digits is 94058496, while the sum is 68.

The spelling of 99813887366 in words is "ninety-nine billion, eight hundred thirteen million, eight hundred eighty-seven thousand, three hundred sixty-six".