2266031630557 has 2 divisors, whose sum is σ = 2266031630558. Its totient is φ = 2266031630556.

The previous prime is 2266031630507. The next prime is 2266031630593. The reversal of 2266031630557 is 7550361306622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1834889685561 + 431141944996 = 1354581^2 + 656614^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2266031630557 is a prime.

It is a super-2 number, since 2×2266031630557² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2266031630507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1133015815278 + 1133015815279.

It is an arithmetic number, because the mean of its divisors is an integer number (1133015815279).

Almost surely, 2^{2266031630557} is an apocalyptic number.

It is an amenable number.

2266031630557 is a deficient number, since it is larger than the sum of its proper divisors (1).

2266031630557 is an equidigital number, since it uses as much as digits as its factorization.

2266031630557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 2266031630557 in words is "two trillion, two hundred sixty-six billion, thirty-one million, six hundred thirty thousand, five hundred fifty-seven".