11445662351545 has 8 divisors (see below), whose sum is σ = 13735367702280. Its totient is φ = 9156147960960.

The previous prime is 11445662351491. The next prime is 11445662351561. The reversal of 11445662351545 is 54515326654411.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 805664217744 + 10639998133801 = 897588^2 + 3261901^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11445662351545 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11445662351492 and 11445662351501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47608140 + ... + 47847949.

It is an arithmetic number, because the mean of its divisors is an integer number (1716920962785).

Almost surely, 2^{11445662351545} is an apocalyptic number.

It is an amenable number.

11445662351545 is a deficient number, since it is larger than the sum of its proper divisors (2289705350735).

11445662351545 is an equidigital number, since it uses as much as digits as its factorization.

11445662351545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95480075.

The product of its digits is 8640000, while the sum is 52.

The spelling of 11445662351545 in words is "eleven trillion, four hundred forty-five billion, six hundred sixty-two million, three hundred fifty-one thousand, five hundred forty-five".