12023799406477 has 2 divisors, whose sum is σ = 12023799406478. Its totient is φ = 12023799406476.

The previous prime is 12023799406397. The next prime is 12023799406523. The reversal of 12023799406477 is 77460499732021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10695326477641 + 1328472928836 = 3270371^2 + 1152594^2 .

It is a cyclic number.

It is not a de Polignac number, because 12023799406477 - 2³⁹ = 11474043592589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12023799416477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011899703238 + 6011899703239.

It is an arithmetic number, because the mean of its divisors is an integer number (6011899703239).

Almost surely, 2^{12023799406477} is an apocalyptic number.

It is an amenable number.

12023799406477 is a deficient number, since it is larger than the sum of its proper divisors (1).

12023799406477 is an equidigital number, since it uses as much as digits as its factorization.

12023799406477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32006016, while the sum is 61.

The spelling of 12023799406477 in words is "twelve trillion, twenty-three billion, seven hundred ninety-nine million, four hundred six thousand, four hundred seventy-seven".