79357929361 has 2 divisors, whose sum is σ = 79357929362. Its totient is φ = 79357929360.

The previous prime is 79357929359. The next prime is 79357929377. The reversal of 79357929361 is 16392975397.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78487384336 + 870545025 = 280156^2 + 29505^2 .

It is an emirp because it is prime and its reverse (16392975397) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 79357929361 - 2¹ = 79357929359 is a prime.

It is a super-3 number, since 3×79357929361³ (a number of 34 digits) contains 333 as substring.

Together with 79357929359, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 79357929361.

It is not a weakly prime, because it can be changed into another prime (79357929311) 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 as a sum of consecutive naturals, namely, 39678964680 + 39678964681.

It is an arithmetic number, because the mean of its divisors is an integer number (39678964681).

Almost surely, 2^79357929361 is an apocalyptic number.

It is an amenable number.

79357929361 is a deficient number, since it is larger than the sum of its proper divisors (1).

79357929361 is an equidigital number, since it uses as much as digits as its factorization.

79357929361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19289340, while the sum is 61.

The spelling of 79357929361 in words is "seventy-nine billion, three hundred fifty-seven million, nine hundred twenty-nine thousand, three hundred sixty-one".