545626443 has 8 divisors (see below), whose sum is σ = 750969856. Its totient is φ = 352017000.

The previous prime is 545626379. The next prime is 545626451. The reversal of 545626443 is 344626545.

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

It is not a de Polignac number, because 545626443 - 2⁶ = 545626379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545626463) 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, 2933383 + ... + 2933568.

It is an arithmetic number, because the mean of its divisors is an integer number (93871232).

Almost surely, 2^545626443 is an apocalyptic number.

545626443 is a deficient number, since it is larger than the sum of its proper divisors (205343413).

545626443 is a wasteful number, since it uses less digits than its factorization.

545626443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5866985.

The product of its digits is 345600, while the sum is 39.

The square root of 545626443 is about 23358.6481415342. The cubic root of 545626443 is about 817.1437623395.

The spelling of 545626443 in words is "five hundred forty-five million, six hundred twenty-six thousand, four hundred forty-three".