53018466481031 has 2 divisors, whose sum is σ = 53018466481032. Its totient is φ = 53018466481030.

The previous prime is 53018466481027. The next prime is 53018466481039. The reversal of 53018466481031 is 13018466481035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53018466481031 - 2² = 53018466481027 is a prime.

It is a super-2 number, since 2×53018466481031² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53018466481039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26509233240515 + 26509233240516.

It is an arithmetic number, because the mean of its divisors is an integer number (26509233240516).

Almost surely, 2^{53018466481031} is an apocalyptic number.

53018466481031 is a deficient number, since it is larger than the sum of its proper divisors (1).

53018466481031 is an equidigital number, since it uses as much as digits as its factorization.

53018466481031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1658880, while the sum is 50.

The spelling of 53018466481031 in words is "fifty-three trillion, eighteen billion, four hundred sixty-six million, four hundred eighty-one thousand, thirty-one".