423102133420177 has 2 divisors, whose sum is σ = 423102133420178. Its totient is φ = 423102133420176.

The previous prime is 423102133420159. The next prime is 423102133420223. The reversal of 423102133420177 is 771024331201324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 413546022460561 + 9556110959616 = 20335831^2 + 3091296^2 .

It is a cyclic number.

It is not a de Polignac number, because 423102133420177 - 2¹⁹ = 423102132895889 is a prime.

It is a super-2 number, since 2×423102133420177² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (423102133420117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211551066710088 + 211551066710089.

It is an arithmetic number, because the mean of its divisors is an integer number (211551066710089).

Almost surely, 2^{423102133420177} is an apocalyptic number.

It is an amenable number.

423102133420177 is a deficient number, since it is larger than the sum of its proper divisors (1).

423102133420177 is an equidigital number, since it uses as much as digits as its factorization.

423102133420177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 423102133420177 in words is "four hundred twenty-three trillion, one hundred two billion, one hundred thirty-three million, four hundred twenty thousand, one hundred seventy-seven".