2382382565557 has 2 divisors, whose sum is σ = 2382382565558. Its totient is φ = 2382382565556.

The previous prime is 2382382565533. The next prime is 2382382565611. The reversal of 2382382565557 is 7555652832832.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1907288054116 + 475094511441 = 1381046^2 + 689271^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2382382565557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2382382565495 and 2382382565504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2382382575557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1191191282778 + 1191191282779.

It is an arithmetic number, because the mean of its divisors is an integer number (1191191282779).

Almost surely, 2^{2382382565557} is an apocalyptic number.

It is an amenable number.

2382382565557 is a deficient number, since it is larger than the sum of its proper divisors (1).

2382382565557 is an equidigital number, since it uses as much as digits as its factorization.

2382382565557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960000, while the sum is 61.

The spelling of 2382382565557 in words is "two trillion, three hundred eighty-two billion, three hundred eighty-two million, five hundred sixty-five thousand, five hundred fifty-seven".