545784929487544 has 16 divisors (see below), whose sum is σ = 1023352469494920. Its totient is φ = 272890937622240.

The previous prime is 545784929487493. The next prime is 545784929487613. The reversal of 545784929487544 is 445784929487545.

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, 189370554 + ... + 192231049.

Almost surely, 2^{545784929487544} is an apocalyptic number.

It is an amenable number.

545784929487544 is a deficient number, since it is larger than the sum of its proper divisors (477567540007376).

545784929487544 is a wasteful number, since it uses less digits than its factorization.

545784929487544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381780390 (or 381780386 counting only the distinct ones).

The product of its digits is 65028096000, while the sum is 85.

Subtracting from 545784929487544 its reverse (445784929487545), we obtain a palindrome (99999999999999).

The spelling of 545784929487544 in words is "five hundred forty-five trillion, seven hundred eighty-four billion, nine hundred twenty-nine million, four hundred eighty-seven thousand, five hundred forty-four".