99594693420767 has 4 divisors (see below), whose sum is σ = 99661580388960. Its totient is φ = 99527806452576.

The previous prime is 99594693420751. The next prime is 99594693420769. The reversal of 99594693420767 is 76702439649599.

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

It is a cyclic number.

It is not a de Polignac number, because 99594693420767 - 2⁴ = 99594693420751 is a prime.

It is a super-2 number, since 2×99594693420767² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99594693420691 and 99594693420700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99594693420769) 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, 33443481863 + ... + 33443484840.

It is an arithmetic number, because the mean of its divisors is an integer number (24915395097240).

Almost surely, 2^{99594693420767} is an apocalyptic number.

99594693420767 is a deficient number, since it is larger than the sum of its proper divisors (66886968193).

99594693420767 is a wasteful number, since it uses less digits than its factorization.

99594693420767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66886968192.

The product of its (nonzero) digits is 5555329920, while the sum is 80.

The spelling of 99594693420767 in words is "ninety-nine trillion, five hundred ninety-four billion, six hundred ninety-three million, four hundred twenty thousand, seven hundred sixty-seven".