5545150565 has 4 divisors (see below), whose sum is σ = 6654180684. Its totient is φ = 4436120448.

The previous prime is 5545150561. The next prime is 5545150579. The reversal of 5545150565 is 5650515455.

It is a happy number.

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 3964213444 + 1580937121 = 62962^2 + 39761^2 .

It is a cyclic number.

It is not a de Polignac number, because 5545150565 - 2² = 5545150561 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5545150561) 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, 554515052 + ... + 554515061.

It is an arithmetic number, because the mean of its divisors is an integer number (1663545171).

Almost surely, 2^5545150565 is an apocalyptic number.

It is an amenable number.

5545150565 is a deficient number, since it is larger than the sum of its proper divisors (1109030119).

5545150565 is a wasteful number, since it uses less digits than its factorization.

5545150565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109030118.

The product of its (nonzero) digits is 375000, while the sum is 41.

The square root of 5545150565 is about 74465.7677392774. The cubic root of 5545150565 is about 1769.9912290627.

The spelling of 5545150565 in words is "five billion, five hundred forty-five million, one hundred fifty thousand, five hundred sixty-five".