550024013081 has 2 divisors, whose sum is σ = 550024013082. Its totient is φ = 550024013080.

The previous prime is 550024012973. The next prime is 550024013089. The reversal of 550024013081 is 180310420055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 314066093056 + 235957920025 = 560416^2 + 485755^2 .

It is a cyclic number.

It is not a de Polignac number, because 550024013081 - 2¹⁸ = 550023750937 is a prime.

It is a super-2 number, since 2×550024013081² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (550024013089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275012006540 + 275012006541.

It is an arithmetic number, because the mean of its divisors is an integer number (275012006541).

Almost surely, 2^550024013081 is an apocalyptic number.

It is an amenable number.

550024013081 is a deficient number, since it is larger than the sum of its proper divisors (1).

550024013081 is an equidigital number, since it uses as much as digits as its factorization.

550024013081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 550024013081 in words is "five hundred fifty billion, twenty-four million, thirteen thousand, eighty-one".