10651244135605 has 4 divisors (see below), whose sum is σ = 12781492962732. Its totient is φ = 8520995308480.

The previous prime is 10651244135603. The next prime is 10651244135669. The reversal of 10651244135605 is 50653144215601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4448868066756 + 6202376068849 = 2109234^2 + 2490457^2 .

It is not a de Polignac number, because 10651244135605 - 2¹ = 10651244135603 is a prime.

It is a super-2 number, since 2×10651244135605² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10651244135603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065124413556 + ... + 1065124413565.

It is an arithmetic number, because the mean of its divisors is an integer number (3195373240683).

Almost surely, 2^{10651244135605} is an apocalyptic number.

It is an amenable number.

10651244135605 is a deficient number, since it is larger than the sum of its proper divisors (2130248827127).

10651244135605 is an equidigital number, since it uses as much as digits as its factorization.

10651244135605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130248827126.

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 10651244135605 in words is "ten trillion, six hundred fifty-one billion, two hundred forty-four million, one hundred thirty-five thousand, six hundred five".