545504434445 has 8 divisors (see below), whose sum is σ = 654988365720. Its totient is φ = 436148184640.

The previous prime is 545504434351. The next prime is 545504434459. The reversal of 545504434445 is 544434405545.

It can be written as a sum of positive squares in 4 ways, for example, as 9450561796 + 536053872649 = 97214^2 + 732157^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 545504434445 - 2²² = 545500240141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545504434445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31910966 + ... + 31928055.

It is an arithmetic number, because the mean of its divisors is an integer number (81873545715).

Almost surely, 2^545504434445 is an apocalyptic number.

It is an amenable number.

545504434445 is a deficient number, since it is larger than the sum of its proper divisors (109483931275).

545504434445 is a wasteful number, since it uses less digits than its factorization.

545504434445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63840735.

The product of its (nonzero) digits is 7680000, while the sum is 47.

The spelling of 545504434445 in words is "five hundred forty-five billion, five hundred four million, four hundred thirty-four thousand, four hundred forty-five".