553455251143973 has 2 divisors, whose sum is σ = 553455251143974. Its totient is φ = 553455251143972.

The previous prime is 553455251143897. The next prime is 553455251144057. The reversal of 553455251143973 is 379341152554355.

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., 442731339957124 + 110723911186849 = 21041182^2 + 10522543^2 .

It is a cyclic number.

It is not a de Polignac number, because 553455251143973 - 2³⁴ = 553438071274789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553455251143273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276727625571986 + 276727625571987.

It is an arithmetic number, because the mean of its divisors is an integer number (276727625571987).

Almost surely, 2^{553455251143973} is an apocalyptic number.

It is an amenable number.

553455251143973 is a deficient number, since it is larger than the sum of its proper divisors (1).

553455251143973 is an equidigital number, since it uses as much as digits as its factorization.

553455251143973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100000, while the sum is 62.

The spelling of 553455251143973 in words is "five hundred fifty-three trillion, four hundred fifty-five billion, two hundred fifty-one million, one hundred forty-three thousand, nine hundred seventy-three".