789430681077 has 32 divisors (see below), whose sum is σ = 1072902205440. Its totient is φ = 516203835840.

The previous prime is 789430681073. The next prime is 789430681097. The reversal of 789430681077 is 770186034987.

It is not a de Polignac number, because 789430681077 - 2² = 789430681073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 789430681077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (789430681073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56856178 + ... + 56870060.

It is an arithmetic number, because the mean of its divisors is an integer number (33528193920).

Almost surely, 2^789430681077 is an apocalyptic number.

It is an amenable number.

789430681077 is a deficient number, since it is larger than the sum of its proper divisors (283471524363).

789430681077 is a wasteful number, since it uses less digits than its factorization.

789430681077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15313.

The product of its (nonzero) digits is 14224896, while the sum is 60.

The spelling of 789430681077 in words is "seven hundred eighty-nine billion, four hundred thirty million, six hundred eighty-one thousand, seventy-seven".