99757816905 has 8 divisors (see below), whose sum is σ = 159612507072. Its totient is φ = 53204169008.

The previous prime is 99757816877. The next prime is 99757816913. The reversal of 99757816905 is 50961875799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99757816905 - 2⁷ = 99757816777 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3325260549 + ... + 3325260578.

It is an arithmetic number, because the mean of its divisors is an integer number (19951563384).

Almost surely, 2^99757816905 is an apocalyptic number.

It is an amenable number.

99757816905 is a deficient number, since it is larger than the sum of its proper divisors (59854690167).

99757816905 is a wasteful number, since it uses less digits than its factorization.

99757816905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6650521135.

The product of its (nonzero) digits is 42865200, while the sum is 66.

The spelling of 99757816905 in words is "ninety-nine billion, seven hundred fifty-seven million, eight hundred sixteen thousand, nine hundred five".