545462363264545 has 4 divisors (see below), whose sum is σ = 654554835917460. Its totient is φ = 436369890611632.

The previous prime is 545462363264531. The next prime is 545462363264557.

545462363264545 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 385936672663441 + 159525690601104 = 19645271^2 + 12630348^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545462363264545 is a prime.

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, 54546236326450 + ... + 54546236326459.

It is an arithmetic number, because the mean of its divisors is an integer number (163638708979365).

Almost surely, 2^{545462363264545} is an apocalyptic number.

It is an amenable number.

545462363264545 is a deficient number, since it is larger than the sum of its proper divisors (109092472652915).

545462363264545 is a wasteful number, since it uses less digits than its factorization.

545462363264545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109092472652914.

The product of its digits is 1244160000, while the sum is 64.

The spelling of 545462363264545 in words is "five hundred forty-five trillion, four hundred sixty-two billion, three hundred sixty-three million, two hundred sixty-four thousand, five hundred forty-five".