99281768007 has 8 divisors (see below), whose sum is σ = 138131155584. Its totient is φ = 63310112888.

The previous prime is 99281767997. The next prime is 99281768023. The reversal of 99281768007 is 70086718299.

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 99281768007 - 2⁶ = 99281767943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99281768077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 719433033 + ... + 719433170.

It is an arithmetic number, because the mean of its divisors is an integer number (17266394448).

Almost surely, 2^99281768007 is an apocalyptic number.

99281768007 is a deficient number, since it is larger than the sum of its proper divisors (38849387577).

99281768007 is a wasteful number, since it uses less digits than its factorization.

99281768007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438866229.

The product of its (nonzero) digits is 3048192, while the sum is 57.

The spelling of 99281768007 in words is "ninety-nine billion, two hundred eighty-one million, seven hundred sixty-eight thousand, seven".