79339842424 has 8 divisors (see below), whose sum is σ = 148762204560. Its totient is φ = 39669921208.

The previous prime is 79339842419. The next prime is 79339842457. The reversal of 79339842424 is 42424893397.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 4958740144 + ... + 4958740159.

It is an arithmetic number, because the mean of its divisors is an integer number (18595275570).

Almost surely, 2^79339842424 is an apocalyptic number.

It is an amenable number.

79339842424 is a deficient number, since it is larger than the sum of its proper divisors (69422362136).

79339842424 is a wasteful number, since it uses less digits than its factorization.

79339842424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9917480309 (or 9917480305 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 55.

The spelling of 79339842424 in words is "seventy-nine billion, three hundred thirty-nine million, eight hundred forty-two thousand, four hundred twenty-four".