88009768906 has 4 divisors (see below), whose sum is σ = 132014653362. Its totient is φ = 44004884452.

The previous prime is 88009768867. The next prime is 88009768921. The reversal of 88009768906 is 60986790088.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 86971318281 + 1038450625 = 294909^2 + 32225^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22002442225 + ... + 22002442228.

Almost surely, 2^88009768906 is an apocalyptic number.

88009768906 is a deficient number, since it is larger than the sum of its proper divisors (44004884456).

88009768906 is a wasteful number, since it uses less digits than its factorization.

88009768906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44004884455.

The product of its (nonzero) digits is 10450944, while the sum is 61.

The spelling of 88009768906 in words is "eighty-eight billion, nine million, seven hundred sixty-eight thousand, nine hundred six".