545660344 has 16 divisors (see below), whose sum is σ = 1027098000. Its totient is φ = 271767552.

The previous prime is 545660341. The next prime is 545660363. The reversal of 545660344 is 443066545.

It is a super-2 number, since 2×545660344² = 595490422028396672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545660341) 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, 130644 + ... + 134755.

It is an arithmetic number, because the mean of its divisors is an integer number (64193625).

Almost surely, 2^545660344 is an apocalyptic number.

It is an amenable number.

545660344 is a deficient number, since it is larger than the sum of its proper divisors (481437656).

545660344 is a wasteful number, since it uses less digits than its factorization.

545660344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265662 (or 265658 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 545660344 is about 23359.3737929766. The cubic root of 545660344 is about 817.1606856499.

The spelling of 545660344 in words is "five hundred forty-five million, six hundred sixty thousand, three hundred forty-four".