789925664747 has 2 divisors, whose sum is σ = 789925664748. Its totient is φ = 789925664746.

The previous prime is 789925664729. The next prime is 789925664813. The reversal of 789925664747 is 747466529987.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 789925664747 - 2⁶ = 789925664683 is a prime.

It is not a weakly prime, because it can be changed into another prime (789925664347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394962832373 + 394962832374.

It is an arithmetic number, because the mean of its divisors is an integer number (394962832374).

Almost surely, 2^789925664747 is an apocalyptic number.

789925664747 is a deficient number, since it is larger than the sum of its proper divisors (1).

789925664747 is an equidigital number, since it uses as much as digits as its factorization.

789925664747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1280240640, while the sum is 74.

The spelling of 789925664747 in words is "seven hundred eighty-nine billion, nine hundred twenty-five million, six hundred sixty-four thousand, seven hundred forty-seven".