11006636172473 has 2 divisors, whose sum is σ = 11006636172474. Its totient is φ = 11006636172472.

The previous prime is 11006636172457. The next prime is 11006636172563. The reversal of 11006636172473 is 37427163660011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5755815160384 + 5250821012089 = 2399128^2 + 2291467^2 .

It is a cyclic number.

It is not a de Polignac number, because 11006636172473 - 2⁴ = 11006636172457 is a prime.

It is a super-2 number, since 2×11006636172473² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11006636172073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5503318086236 + 5503318086237.

It is an arithmetic number, because the mean of its divisors is an integer number (5503318086237).

Almost surely, 2^{11006636172473} is an apocalyptic number.

It is an amenable number.

11006636172473 is a deficient number, since it is larger than the sum of its proper divisors (1).

11006636172473 is an equidigital number, since it uses as much as digits as its factorization.

11006636172473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 11006636172473 in words is "eleven trillion, six billion, six hundred thirty-six million, one hundred seventy-two thousand, four hundred seventy-three".