12342577537 has 2 divisors, whose sum is σ = 12342577538. Its totient is φ = 12342577536.

The previous prime is 12342577529. The next prime is 12342577571. The reversal of 12342577537 is 73577524321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12326328576 + 16248961 = 111024^2 + 4031^2 .

It is a cyclic number.

It is not a de Polignac number, because 12342577537 - 2³ = 12342577529 is a prime.

It is not a weakly prime, because it can be changed into another prime (12342571537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6171288768 + 6171288769.

It is an arithmetic number, because the mean of its divisors is an integer number (6171288769).

Almost surely, 2^12342577537 is an apocalyptic number.

It is an amenable number.

12342577537 is a deficient number, since it is larger than the sum of its proper divisors (1).

12342577537 is an equidigital number, since it uses as much as digits as its factorization.

12342577537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1234800, while the sum is 46.

The spelling of 12342577537 in words is "twelve billion, three hundred forty-two million, five hundred seventy-seven thousand, five hundred thirty-seven".