45543565 has 8 divisors (see below), whose sum is σ = 57028608. Its totient is φ = 34850640.

The previous prime is 45543539. The next prime is 45543571. The reversal of 45543565 is 56534554.

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

It is not a de Polignac number, because 45543565 - 2¹⁵ = 45510797 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 197901 + ... + 198130.

It is an arithmetic number, because the mean of its divisors is an integer number (7128576).

Almost surely, 2^45543565 is an apocalyptic number.

It is an amenable number.

45543565 is a deficient number, since it is larger than the sum of its proper divisors (11485043).

45543565 is a wasteful number, since it uses less digits than its factorization.

45543565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396059.

The product of its digits is 180000, while the sum is 37.

The square root of 45543565 is about 6748.5972616537. The cubic root of 45543565 is about 357.1157525716.

The spelling of 45543565 in words is "forty-five million, five hundred forty-three thousand, five hundred sixty-five".