10545661222637 has 2 divisors, whose sum is σ = 10545661222638. Its totient is φ = 10545661222636.

The previous prime is 10545661222631. The next prime is 10545661222643. The reversal of 10545661222637 is 73622216654501.

It is a balanced prime because it is at equal distance from previous prime (10545661222631) and next prime (10545661222643).

It can be written as a sum of positive squares in only one way, i.e., 9599270796361 + 946390426276 = 3098269^2 + 972826^2 .

It is a cyclic number.

It is not a de Polignac number, because 10545661222637 - 2⁸ = 10545661222381 is a prime.

It is a super-2 number, since 2×10545661222637² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10545661222631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5272830611318 + 5272830611319.

It is an arithmetic number, because the mean of its divisors is an integer number (5272830611319).

Almost surely, 2^{10545661222637} is an apocalyptic number.

It is an amenable number.

10545661222637 is a deficient number, since it is larger than the sum of its proper divisors (1).

10545661222637 is an equidigital number, since it uses as much as digits as its factorization.

10545661222637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 10545661222637 in words is "ten trillion, five hundred forty-five billion, six hundred sixty-one million, two hundred twenty-two thousand, six hundred thirty-seven".