10545661222631 has 2 divisors, whose sum is σ = 10545661222632. Its totient is φ = 10545661222630.

The previous prime is 10545661222619. The next prime is 10545661222637. The reversal of 10545661222631 is 13622216654501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10545661222631 - 2⁶ = 10545661222567 is a prime.

It is a super-2 number, since 2×10545661222631² (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 (10545661222637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5272830611315 + 5272830611316.

It is an arithmetic number, because the mean of its divisors is an integer number (5272830611316).

Almost surely, 2^{10545661222631} is an apocalyptic number.

10545661222631 is a deficient number, since it is larger than the sum of its proper divisors (1).

10545661222631 is an equidigital number, since it uses as much as digits as its factorization.

10545661222631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 10545661222631 in words is "ten trillion, five hundred forty-five billion, six hundred sixty-one million, two hundred twenty-two thousand, six hundred thirty-one".