79726680026354 has 8 divisors (see below), whose sum is σ = 120323701144560. Its totient is φ = 39618779644836.

The previous prime is 79726680026351. The next prime is 79726680026359. The reversal of 79726680026354 is 45362008662797.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (79726680026351) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 122280183764 + ... + 122280184415.

It is an arithmetic number, because the mean of its divisors is an integer number (15040462643070).

Almost surely, 2^{79726680026354} is an apocalyptic number.

79726680026354 is a deficient number, since it is larger than the sum of its proper divisors (40597021118206).

79726680026354 is a wasteful number, since it uses less digits than its factorization.

79726680026354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244560368344.

The product of its (nonzero) digits is 182891520, while the sum is 65.

The spelling of 79726680026354 in words is "seventy-nine trillion, seven hundred twenty-six billion, six hundred eighty million, twenty-six thousand, three hundred fifty-four".