79315788751397 has 8 divisors (see below), whose sum is σ = 86565520426752. Its totient is φ = 72072591313600.

The previous prime is 79315788751387. The next prime is 79315788751399.

It is a happy number.

79315788751397 is nontrivially palindromic in base 10.

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 79315788751397 - 2⁶ = 79315788751333 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 (79315788751399) 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 7 ways as a sum of consecutive naturals, for example, 1633534004 + ... + 1633582557.

It is an arithmetic number, because the mean of its divisors is an integer number (10820690053344).

Almost surely, 2^{79315788751397} is an apocalyptic number.

It is an amenable number.

79315788751397 is a deficient number, since it is larger than the sum of its proper divisors (7249731675355).

79315788751397 is a wasteful number, since it uses less digits than its factorization.

79315788751397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3267118779.

The product of its digits is 2800526400, while the sum is 80.

The spelling of 79315788751397 in words is "seventy-nine trillion, three hundred fifteen billion, seven hundred eighty-eight million, seven hundred fifty-one thousand, three hundred ninety-seven".