553384653553 has 2 divisors, whose sum is σ = 553384653554. Its totient is φ = 553384653552.

The previous prime is 553384653533. The next prime is 553384653571. The reversal of 553384653553 is 355356483355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 415912777569 + 137471875984 = 644913^2 + 370772^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-553384653553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 553384653494 and 553384653503.

It is not a weakly prime, because it can be changed into another prime (553384653533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276692326776 + 276692326777.

It is an arithmetic number, because the mean of its divisors is an integer number (276692326777).

Almost surely, 2^553384653553 is an apocalyptic number.

It is an amenable number.

553384653553 is a deficient number, since it is larger than the sum of its proper divisors (1).

553384653553 is an equidigital number, since it uses as much as digits as its factorization.

553384653553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600000, while the sum is 55.

The spelling of 553384653553 in words is "five hundred fifty-three billion, three hundred eighty-four million, six hundred fifty-three thousand, five hundred fifty-three".