545143581486672 has 80 divisors (see below), whose sum is σ = 1704146321976192. Its totient is φ = 146593231994880.

The previous prime is 545143581486649. The next prime is 545143581486683. The reversal of 545143581486672 is 276684185341545.

It is a super-3 number, since 3×545143581486672³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 545143581486597 and 545143581486606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47719145329 + ... + 47719156752.

Almost surely, 2^{545143581486672} is an apocalyptic number.

It is an amenable number.

545143581486672 is an abundant number, since it is smaller than the sum of its proper divisors (1159002740489520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545143581486672 is a wasteful number, since it uses less digits than its factorization.

545143581486672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95438302116 (or 95438302110 counting only the distinct ones).

The product of its digits is 774144000, while the sum is 69.

The spelling of 545143581486672 in words is "five hundred forty-five trillion, one hundred forty-three billion, five hundred eighty-one million, four hundred eighty-six thousand, six hundred seventy-two".