551100549929 has 2 divisors, whose sum is σ = 551100549930. Its totient is φ = 551100549928.

The previous prime is 551100549917. The next prime is 551100549949. The reversal of 551100549929 is 929945001155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 482362197529 + 68738352400 = 694523^2 + 262180^2 .

It is a cyclic number.

It is not a de Polignac number, because 551100549929 - 2¹² = 551100545833 is a prime.

It is a super-2 number, since 2×551100549929² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (551100549949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275550274964 + 275550274965.

It is an arithmetic number, because the mean of its divisors is an integer number (275550274965).

Almost surely, 2^551100549929 is an apocalyptic number.

It is an amenable number.

551100549929 is a deficient number, since it is larger than the sum of its proper divisors (1).

551100549929 is an equidigital number, since it uses as much as digits as its factorization.

551100549929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 729000, while the sum is 50.

The spelling of 551100549929 in words is "five hundred fifty-one billion, one hundred million, five hundred forty-nine thousand, nine hundred twenty-nine".