99378487336 has 64 divisors (see below), whose sum is σ = 194528839680. Its totient is φ = 47541565440.

The previous prime is 99378487333. The next prime is 99378487337. The reversal of 99378487336 is 63378487399.

It is not an unprimeable number, because it can be changed into a prime (99378487333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35914225 + ... + 35916991.

It is an arithmetic number, because the mean of its divisors is an integer number (3039513120).

Almost surely, 2^99378487336 is an apocalyptic number.

It is an amenable number.

99378487336 is a deficient number, since it is larger than the sum of its proper divisors (95150352344).

99378487336 is a wasteful number, since it uses less digits than its factorization.

99378487336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4394 (or 4390 counting only the distinct ones).

The product of its digits is 164602368, while the sum is 67.

The spelling of 99378487336 in words is "ninety-nine billion, three hundred seventy-eight million, four hundred eighty-seven thousand, three hundred thirty-six".