79747066426 has 8 divisors (see below), whose sum is σ = 120121104960. Its totient is φ = 39706698108.

The previous prime is 79747066417. The next prime is 79747066459. The reversal of 79747066426 is 62466074797.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83416956 + ... + 83417911.

It is an arithmetic number, because the mean of its divisors is an integer number (15015138120).

Almost surely, 2^79747066426 is an apocalyptic number.

79747066426 is a deficient number, since it is larger than the sum of its proper divisors (40374038534).

79747066426 is a wasteful number, since it uses less digits than its factorization.

79747066426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166835108.

The product of its (nonzero) digits is 21337344, while the sum is 58.

The spelling of 79747066426 in words is "seventy-nine billion, seven hundred forty-seven million, sixty-six thousand, four hundred twenty-six".