4312012315577 has 2 divisors, whose sum is σ = 4312012315578. Its totient is φ = 4312012315576.

The previous prime is 4312012315549. The next prime is 4312012315603. The reversal of 4312012315577 is 7755132102134.

It is a happy number.

4312012315577 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3677147572921 + 634864742656 = 1917589^2 + 796784^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4312012315577 is a prime.

It is not a weakly prime, because it can be changed into another prime (4312012315537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156006157788 + 2156006157789.

It is an arithmetic number, because the mean of its divisors is an integer number (2156006157789).

Almost surely, 2^{4312012315577} is an apocalyptic number.

It is an amenable number.

4312012315577 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312012315577 is an equidigital number, since it uses as much as digits as its factorization.

4312012315577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 4312012315577 in words is "four trillion, three hundred twelve billion, twelve million, three hundred fifteen thousand, five hundred seventy-seven".