553081362557 has 2 divisors, whose sum is σ = 553081362558. Its totient is φ = 553081362556.

The previous prime is 553081362553. The next prime is 553081362577. The reversal of 553081362557 is 755263180355.

553081362557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505152769081 + 47928593476 = 710741^2 + 218926^2 .

It is a cyclic number.

It is not a de Polignac number, because 553081362557 - 2² = 553081362553 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553081362553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276540681278 + 276540681279.

It is an arithmetic number, because the mean of its divisors is an integer number (276540681279).

Almost surely, 2^553081362557 is an apocalyptic number.

It is an amenable number.

553081362557 is a deficient number, since it is larger than the sum of its proper divisors (1).

553081362557 is an equidigital number, since it uses as much as digits as its factorization.

553081362557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780000, while the sum is 50.

The spelling of 553081362557 in words is "five hundred fifty-three billion, eighty-one million, three hundred sixty-two thousand, five hundred fifty-seven".