11651357560161 has 24 divisors (see below), whose sum is σ = 17085396758080. Its totient is φ = 7057468012320.

The previous prime is 11651357560133. The next prime is 11651357560189. The reversal of 11651357560161 is 16106575315611.

It is an interprime number because it is at equal distance from previous prime (11651357560133) and next prime (11651357560189).

It is not a de Polignac number, because 11651357560161 - 2¹⁰ = 11651357559137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11651357560161.

It is not an unprimeable number, because it can be changed into a prime (11651357560861) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8353726 + ... + 9648183.

Almost surely, 2^{11651357560161} is an apocalyptic number.

11651357560161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11651357560161 is a deficient number, since it is larger than the sum of its proper divisors (5434039197919).

11651357560161 is a wasteful number, since it uses less digits than its factorization.

11651357560161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18003717 (or 18003706 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 48.

The spelling of 11651357560161 in words is "eleven trillion, six hundred fifty-one billion, three hundred fifty-seven million, five hundred sixty thousand, one hundred sixty-one".