551025554029 has 2 divisors, whose sum is σ = 551025554030. Its totient is φ = 551025554028.

The previous prime is 551025553961. The next prime is 551025554059. The reversal of 551025554029 is 920455520155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 517838552100 + 33187001929 = 719610^2 + 182173^2 .

It is a cyclic number.

It is not a de Polignac number, because 551025554029 - 2⁹ = 551025553517 is a prime.

It is a super-2 number, since 2×551025554029² (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 (551025554059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275512777014 + 275512777015.

It is an arithmetic number, because the mean of its divisors is an integer number (275512777015).

Almost surely, 2^551025554029 is an apocalyptic number.

It is an amenable number.

551025554029 is a deficient number, since it is larger than the sum of its proper divisors (1).

551025554029 is an equidigital number, since it uses as much as digits as its factorization.

551025554029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450000, while the sum is 43.

The spelling of 551025554029 in words is "five hundred fifty-one billion, twenty-five million, five hundred fifty-four thousand, twenty-nine".