553346444642843 has 2 divisors, whose sum is σ = 553346444642844. Its totient is φ = 553346444642842.

The previous prime is 553346444642801. The next prime is 553346444642869. The reversal of 553346444642843 is 348246444643355.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 553346444642843 - 2¹² = 553346444638747 is a prime.

It is a super-2 number, since 2×553346444642843² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 553346444642843.

It is not a weakly prime, because it can be changed into another prime (553346444642743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276673222321421 + 276673222321422.

It is an arithmetic number, because the mean of its divisors is an integer number (276673222321422).

Almost surely, 2^{553346444642843} is an apocalyptic number.

553346444642843 is a deficient number, since it is larger than the sum of its proper divisors (1).

553346444642843 is an equidigital number, since it uses as much as digits as its factorization.

553346444642843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1592524800, while the sum is 65.

The spelling of 553346444642843 in words is "five hundred fifty-three trillion, three hundred forty-six billion, four hundred forty-four million, six hundred forty-two thousand, eight hundred forty-three".