463144524181 has 2 divisors, whose sum is σ = 463144524182. Its totient is φ = 463144524180.

The previous prime is 463144524103. The next prime is 463144524277. The reversal of 463144524181 is 181425441364.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 406076092081 + 57068432100 = 637241^2 + 238890^2 .

It is a cyclic number.

It is not a de Polignac number, because 463144524181 - 2¹⁷ = 463144393109 is a prime.

It is a super-2 number, since 2×463144524181² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (463144524781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231572262090 + 231572262091.

It is an arithmetic number, because the mean of its divisors is an integer number (231572262091).

Almost surely, 2^463144524181 is an apocalyptic number.

It is an amenable number.

463144524181 is a deficient number, since it is larger than the sum of its proper divisors (1).

463144524181 is an equidigital number, since it uses as much as digits as its factorization.

463144524181 is an evil number, because the sum of its binary digits is even.

The product of its digits is 368640, while the sum is 43.

The spelling of 463144524181 in words is "four hundred sixty-three billion, one hundred forty-four million, five hundred twenty-four thousand, one hundred eighty-one".