551226829019 has 2 divisors, whose sum is σ = 551226829020. Its totient is φ = 551226829018.

The previous prime is 551226829001. The next prime is 551226829031. The reversal of 551226829019 is 910928622155.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551226829019 is a prime.

It is a super-2 number, since 2×551226829019² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (551226826019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275613414509 + 275613414510.

It is an arithmetic number, because the mean of its divisors is an integer number (275613414510).

Almost surely, 2^551226829019 is an apocalyptic number.

551226829019 is a deficient number, since it is larger than the sum of its proper divisors (1).

551226829019 is an equidigital number, since it uses as much as digits as its factorization.

551226829019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 50.

The spelling of 551226829019 in words is "five hundred fifty-one billion, two hundred twenty-six million, eight hundred twenty-nine thousand, nineteen".