545566051 has 8 divisors (see below), whose sum is σ = 550200240. Its totient is φ = 540946848.

The previous prime is 545566039. The next prime is 545566079. The reversal of 545566051 is 150665545.

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

It is a cyclic number.

It is not a de Polignac number, because 545566051 - 2¹⁵ = 545533283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 545566051.

It is not an unprimeable number, because it can be changed into a prime (545566001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76500 + ... + 83326.

It is an arithmetic number, because the mean of its divisors is an integer number (68775030).

Almost surely, 2^545566051 is an apocalyptic number.

545566051 is a deficient number, since it is larger than the sum of its proper divisors (4634189).

545566051 is a wasteful number, since it uses less digits than its factorization.

545566051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7493.

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 545566051 is about 23357.3553939653. The cubic root of 545566051 is about 817.1136130389.

The spelling of 545566051 in words is "five hundred forty-five million, five hundred sixty-six thousand, fifty-one".