10545576481409 has 2 divisors, whose sum is σ = 10545576481410. Its totient is φ = 10545576481408.

The previous prime is 10545576481403. The next prime is 10545576481441. The reversal of 10545576481409 is 90418467554501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6053838807025 + 4491737674384 = 2460455^2 + 2119372^2 .

It is a cyclic number.

It is not a de Polignac number, because 10545576481409 - 2¹² = 10545576477313 is a prime.

It is a super-2 number, since 2×10545576481409² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10545576481403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5272788240704 + 5272788240705.

It is an arithmetic number, because the mean of its divisors is an integer number (5272788240705).

Almost surely, 2^{10545576481409} is an apocalyptic number.

It is an amenable number.

10545576481409 is a deficient number, since it is larger than the sum of its proper divisors (1).

10545576481409 is an equidigital number, since it uses as much as digits as its factorization.

10545576481409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192000, while the sum is 59.

The spelling of 10545576481409 in words is "ten trillion, five hundred forty-five billion, five hundred seventy-six million, four hundred eighty-one thousand, four hundred nine".