545661413224 has 32 divisors (see below), whose sum is σ = 1024644816000. Its totient is φ = 272423083392.

The previous prime is 545661413189. The next prime is 545661413249. The reversal of 545661413224 is 422314166545.

It is a super-2 number, since 2×545661413224² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16549347 + ... + 16582285.

It is an arithmetic number, because the mean of its divisors is an integer number (32020150500).

Almost surely, 2^545661413224 is an apocalyptic number.

It is an amenable number.

545661413224 is a deficient number, since it is larger than the sum of its proper divisors (478983402776).

545661413224 is a wasteful number, since it uses less digits than its factorization.

545661413224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35977 (or 35973 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

Adding to 545661413224 its reverse (422314166545), we get a palindrome (967975579769).

The spelling of 545661413224 in words is "five hundred forty-five billion, six hundred sixty-one million, four hundred thirteen thousand, two hundred twenty-four".