99331672607 has 4 divisors (see below), whose sum is σ = 100315154616. Its totient is φ = 98348190600.

The previous prime is 99331672597. The next prime is 99331672667. The reversal of 99331672607 is 70627613399.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70627613399 = 7 ⋅10089659057.

It is a cyclic number.

It is not a de Polignac number, because 99331672607 - 2⁶ = 99331672543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99331672667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491740853 + ... + 491741054.

It is an arithmetic number, because the mean of its divisors is an integer number (25078788654).

Almost surely, 2^99331672607 is an apocalyptic number.

99331672607 is a deficient number, since it is larger than the sum of its proper divisors (983482009).

99331672607 is a wasteful number, since it uses less digits than its factorization.

99331672607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983482008.

The product of its (nonzero) digits is 2571912, while the sum is 53.

The spelling of 99331672607 in words is "ninety-nine billion, three hundred thirty-one million, six hundred seventy-two thousand, six hundred seven".