551467723349 has 2 divisors, whose sum is σ = 551467723350. Its totient is φ = 551467723348.

The previous prime is 551467723337. The next prime is 551467723379. The reversal of 551467723349 is 943327764155.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294273700900 + 257194022449 = 542470^2 + 507143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551467723349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 551467723294 and 551467723303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551467723319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275733861674 + 275733861675.

It is an arithmetic number, because the mean of its divisors is an integer number (275733861675).

Almost surely, 2^551467723349 is an apocalyptic number.

It is an amenable number.

551467723349 is a deficient number, since it is larger than the sum of its proper divisors (1).

551467723349 is an equidigital number, since it uses as much as digits as its factorization.

551467723349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19051200, while the sum is 56.

The spelling of 551467723349 in words is "five hundred fifty-one billion, four hundred sixty-seven million, seven hundred twenty-three thousand, three hundred forty-nine".