10510051510661 has 2 divisors, whose sum is σ = 10510051510662. Its totient is φ = 10510051510660.

The previous prime is 10510051510627. The next prime is 10510051510691. The reversal of 10510051510661 is 16601515001501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6914454316225 + 3595597194436 = 2629535^2 + 1896206^2 .

It is a cyclic number.

It is not a de Polignac number, because 10510051510661 - 2⁴² = 6112004999557 is a prime.

It is a super-2 number, since 2×10510051510661² (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 (10510051510691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5255025755330 + 5255025755331.

It is an arithmetic number, because the mean of its divisors is an integer number (5255025755331).

Almost surely, 2^{10510051510661} is an apocalyptic number.

It is an amenable number.

10510051510661 is a deficient number, since it is larger than the sum of its proper divisors (1).

10510051510661 is an equidigital number, since it uses as much as digits as its factorization.

10510051510661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 10510051510661 in words is "ten trillion, five hundred ten billion, fifty-one million, five hundred ten thousand, six hundred sixty-one".