577123655993 has 2 divisors, whose sum is σ = 577123655994. Its totient is φ = 577123655992.

The previous prime is 577123655951. The next prime is 577123656007. The reversal of 577123655993 is 399556321775.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 371621913664 + 205501742329 = 609608^2 + 453323^2 .

It is a cyclic number.

It is not a de Polignac number, because 577123655993 - 2¹⁰ = 577123654969 is a prime.

It is not a weakly prime, because it can be changed into another prime (577123655393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288561827996 + 288561827997.

It is an arithmetic number, because the mean of its divisors is an integer number (288561827997).

Almost surely, 2^577123655993 is an apocalyptic number.

It is an amenable number.

577123655993 is a deficient number, since it is larger than the sum of its proper divisors (1).

577123655993 is an equidigital number, since it uses as much as digits as its factorization.

577123655993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53581500, while the sum is 62.

The spelling of 577123655993 in words is "five hundred seventy-seven billion, one hundred twenty-three million, six hundred fifty-five thousand, nine hundred ninety-three".