12325522777 has 2 divisors, whose sum is σ = 12325522778. Its totient is φ = 12325522776.

The previous prime is 12325522763. The next prime is 12325522817. The reversal of 12325522777 is 77722552321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11219893776 + 1105629001 = 105924^2 + 33251^2 .

It is a cyclic number.

It is not a de Polignac number, because 12325522777 - 2²³ = 12317134169 is a prime.

It is not a weakly prime, because it can be changed into another prime (12325522747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6162761388 + 6162761389.

It is an arithmetic number, because the mean of its divisors is an integer number (6162761389).

Almost surely, 2^12325522777 is an apocalyptic number.

It is an amenable number.

12325522777 is a deficient number, since it is larger than the sum of its proper divisors (1).

12325522777 is an equidigital number, since it uses as much as digits as its factorization.

12325522777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 411600, while the sum is 43.

The spelling of 12325522777 in words is "twelve billion, three hundred twenty-five million, five hundred twenty-two thousand, seven hundred seventy-seven".