5450518561231 has 2 divisors, whose sum is σ = 5450518561232. Its totient is φ = 5450518561230.

The previous prime is 5450518561199. The next prime is 5450518561237. The reversal of 5450518561231 is 1321658150545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5450518561231 - 2⁵ = 5450518561199 is a prime.

It is a super-2 number, since 2×5450518561231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5450518561237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2725259280615 + 2725259280616.

It is an arithmetic number, because the mean of its divisors is an integer number (2725259280616).

Almost surely, 2^{5450518561231} is an apocalyptic number.

5450518561231 is a deficient number, since it is larger than the sum of its proper divisors (1).

5450518561231 is an equidigital number, since it uses as much as digits as its factorization.

5450518561231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720000, while the sum is 46.

The spelling of 5450518561231 in words is "five trillion, four hundred fifty billion, five hundred eighteen million, five hundred sixty-one thousand, two hundred thirty-one".