553651435873 has 2 divisors, whose sum is σ = 553651435874. Its totient is φ = 553651435872.

The previous prime is 553651435861. The next prime is 553651435943. The reversal of 553651435873 is 378534156355.

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., 466949455569 + 86701980304 = 683337^2 + 294452^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-553651435873 is a prime.

It is not a weakly prime, because it can be changed into another prime (553651435573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276825717936 + 276825717937.

It is an arithmetic number, because the mean of its divisors is an integer number (276825717937).

Almost surely, 2^553651435873 is an apocalyptic number.

It is an amenable number.

553651435873 is a deficient number, since it is larger than the sum of its proper divisors (1).

553651435873 is an equidigital number, since it uses as much as digits as its factorization.

553651435873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680000, while the sum is 55.

The spelling of 553651435873 in words is "five hundred fifty-three billion, six hundred fifty-one million, four hundred thirty-five thousand, eight hundred seventy-three".