545599510556 has 6 divisors (see below), whose sum is σ = 954799143480. Its totient is φ = 272799755276.

The previous prime is 545599510513. The next prime is 545599510567. The reversal of 545599510556 is 655015995545.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 545599510495 and 545599510504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68199938816 + ... + 68199938823.

It is an arithmetic number, because the mean of its divisors is an integer number (159133190580).

Almost surely, 2^545599510556 is an apocalyptic number.

It is an amenable number.

545599510556 is a deficient number, since it is larger than the sum of its proper divisors (409199632924).

545599510556 is a wasteful number, since it uses less digits than its factorization.

545599510556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136399877643 (or 136399877641 counting only the distinct ones).

The product of its (nonzero) digits is 30375000, while the sum is 59.

The spelling of 545599510556 in words is "five hundred forty-five billion, five hundred ninety-nine million, five hundred ten thousand, five hundred fifty-six".