545246672 has 20 divisors (see below), whose sum is σ = 1057481796. Its totient is φ = 272348160.

The previous prime is 545246651. The next prime is 545246677. The reversal of 545246672 is 276642545.

It can be written as a sum of positive squares in 2 ways, for example, as 359633296 + 185613376 = 18964^2 + 13624^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545246677) 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, 353 + ... + 33024.

Almost surely, 2^545246672 is an apocalyptic number.

It is an amenable number.

545246672 is a deficient number, since it is larger than the sum of its proper divisors (512235124).

545246672 is a wasteful number, since it uses less digits than its factorization.

545246672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34406 (or 34400 counting only the distinct ones).

The product of its digits is 403200, while the sum is 41.

The square root of 545246672 is about 23350.5175959763. The cubic root of 545246672 is about 816.9541334982.

The spelling of 545246672 in words is "five hundred forty-five million, two hundred forty-six thousand, six hundred seventy-two".