545401244 has 12 divisors (see below), whose sum is σ = 970099368. Its totient is φ = 268230000.

The previous prime is 545401237. The next prime is 545401253. The reversal of 545401244 is 442104545.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1117382 + ... + 1117869.

It is an arithmetic number, because the mean of its divisors is an integer number (80841614).

Almost surely, 2^545401244 is an apocalyptic number.

It is an amenable number.

545401244 is a deficient number, since it is larger than the sum of its proper divisors (424698124).

545401244 is a wasteful number, since it uses less digits than its factorization.

545401244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235316 (or 2235314 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 545401244 is about 23353.8271809997. The cubic root of 545401244 is about 817.0313256572.

Adding to 545401244 its reverse (442104545), we get a palindrome (987505789).

The spelling of 545401244 in words is "five hundred forty-five million, four hundred one thousand, two hundred forty-four".