545436080634545 has 8 divisors (see below), whose sum is σ = 654529670473320. Its totient is φ = 436344615366400.

The previous prime is 545436080634539. The next prime is 545436080634563.

545436080634545 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 15245713739776 + 530190366894769 = 3904576^2 + 23025863^2 .

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

It is not a de Polignac number, because 545436080634545 - 2¹⁸ = 545436080372401 is a prime.

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, 530577800 + ... + 531604809.

It is an arithmetic number, because the mean of its divisors is an integer number (81816208809165).

Almost surely, 2^{545436080634545} is an apocalyptic number.

It is an amenable number.

545436080634545 is a deficient number, since it is larger than the sum of its proper divisors (109093589838775).

545436080634545 is a wasteful number, since it uses less digits than its factorization.

545436080634545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062285315.

The product of its (nonzero) digits is 414720000, while the sum is 62.

The spelling of 545436080634545 in words is "five hundred forty-five trillion, four hundred thirty-six billion, eighty million, six hundred thirty-four thousand, five hundred forty-five".