789012858097 has 2 divisors, whose sum is σ = 789012858098. Its totient is φ = 789012858096.

The previous prime is 789012858061. The next prime is 789012858143. The reversal of 789012858097 is 790858210987.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 752453888481 + 36558969616 = 867441^2 + 191204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-789012858097 is a prime.

It is a super-2 number, since 2×789012858097² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (789012858017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394506429048 + 394506429049.

It is an arithmetic number, because the mean of its divisors is an integer number (394506429049).

Almost surely, 2^789012858097 is an apocalyptic number.

It is an amenable number.

789012858097 is a deficient number, since it is larger than the sum of its proper divisors (1).

789012858097 is an equidigital number, since it uses as much as digits as its factorization.

789012858097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20321280, while the sum is 64.

The spelling of 789012858097 in words is "seven hundred eighty-nine billion, twelve million, eight hundred fifty-eight thousand, ninety-seven".