54546566564545 has 16 divisors (see below), whose sum is σ = 71498790165312. Its totient is φ = 39618910365760.

The previous prime is 54546566564459. The next prime is 54546566564587.

54546566564545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54546566564545 - 2³¹ = 54544419080897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641455387 + ... + 641540416.

It is an arithmetic number, because the mean of its divisors is an integer number (4468674385332).

Almost surely, 2^{54546566564545} is an apocalyptic number.

54546566564545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54546566564545 is a deficient number, since it is larger than the sum of its proper divisors (16952223600767).

54546566564545 is a wasteful number, since it uses less digits than its factorization.

54546566564545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282996592.

The product of its digits is 5184000000, while the sum is 70.

The spelling of 54546566564545 in words is "fifty-four trillion, five hundred forty-six billion, five hundred sixty-six million, five hundred sixty-four thousand, five hundred forty-five".