553455251143897 has 2 divisors, whose sum is σ = 553455251143898. Its totient is φ = 553455251143896.

The previous prime is 553455251143867. The next prime is 553455251143973. The reversal of 553455251143897 is 798341152554355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 434476546498201 + 118978704645696 = 20844101^2 + 10907736^2 .

It is a cyclic number.

It is not a de Polignac number, because 553455251143897 - 2²⁷ = 553455116926169 is a prime.

It is not a weakly prime, because it can be changed into another prime (553455251143867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276727625571948 + 276727625571949.

It is an arithmetic number, because the mean of its divisors is an integer number (276727625571949).

Almost surely, 2^{553455251143897} is an apocalyptic number.

It is an amenable number.

553455251143897 is a deficient number, since it is larger than the sum of its proper divisors (1).

553455251143897 is an equidigital number, since it uses as much as digits as its factorization.

553455251143897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600000, while the sum is 67.

The spelling of 553455251143897 in words is "five hundred fifty-three trillion, four hundred fifty-five billion, two hundred fifty-one million, one hundred forty-three thousand, eight hundred ninety-seven".