5055421543129 has 2 divisors, whose sum is σ = 5055421543130. Its totient is φ = 5055421543128.

The previous prime is 5055421543079. The next prime is 5055421543163. The reversal of 5055421543129 is 9213451245505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4183448441104 + 871973102025 = 2045348^2 + 933795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5055421543129 is a prime.

It is a super-2 number, since 2×5055421543129² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5055421540129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527710771564 + 2527710771565.

It is an arithmetic number, because the mean of its divisors is an integer number (2527710771565).

Almost surely, 2^{5055421543129} is an apocalyptic number.

It is an amenable number.

5055421543129 is a deficient number, since it is larger than the sum of its proper divisors (1).

5055421543129 is an equidigital number, since it uses as much as digits as its factorization.

5055421543129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080000, while the sum is 46.

The spelling of 5055421543129 in words is "five trillion, fifty-five billion, four hundred twenty-one million, five hundred forty-three thousand, one hundred twenty-nine".