99794452679 has 8 divisors (see below), whose sum is σ = 100503424272. Its totient is φ = 99087459840.

The previous prime is 99794452663. The next prime is 99794452697. The reversal of 99794452679 is 97625449799.

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 99794452679 - 2⁴ = 99794452663 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 (99794452619) 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, 393392 + ... + 595269.

It is an arithmetic number, because the mean of its divisors is an integer number (12562928034).

Almost surely, 2^99794452679 is an apocalyptic number.

99794452679 is a deficient number, since it is larger than the sum of its proper divisors (708971593).

99794452679 is a wasteful number, since it uses less digits than its factorization.

99794452679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989377.

The product of its digits is 308629440, while the sum is 71.

The spelling of 99794452679 in words is "ninety-nine billion, seven hundred ninety-four million, four hundred fifty-two thousand, six hundred seventy-nine".