54566466466545 has 96 divisors (see below), whose sum is σ = 108098304897024. Its totient is φ = 25220898806400.

The previous prime is 54566466466537. The next prime is 54566466466559.

54566466466545 is a `hidden beast` number, since 5 + 4 + 5 + 6 + 64 + 66 + 466 + 5 + 45 = 666.

54566466466545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54566466466545 - 2³ = 54566466466537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 25509027 + ... + 27565256.

It is an arithmetic number, because the mean of its divisors is an integer number (1126024009344).

Almost surely, 2^{54566466466545} is an apocalyptic number.

54566466466545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54566466466545 is a deficient number, since it is larger than the sum of its proper divisors (53531838430479).

54566466466545 is a wasteful number, since it uses less digits than its factorization.

54566466466545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53074403 (or 53074400 counting only the distinct ones).

The product of its digits is 7464960000, while the sum is 72.

The spelling of 54566466466545 in words is "fifty-four trillion, five hundred sixty-six billion, four hundred sixty-six million, four hundred sixty-six thousand, five hundred forty-five".