54955249741566 has 32 divisors (see below), whose sum is σ = 124192654790400. Its totient is φ = 18007934942520.

The previous prime is 54955249741559. The next prime is 54955249741571. The reversal of 54955249741566 is 66514794255945.

54955249741566 is a `hidden beast` number, since 5 + 4 + 9 + 5 + 52 + 4 + 9 + 7 + 4 + 1 + 566 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 54955249741494 and 54955249741503.

It is a congruent 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, 8624486730 + ... + 8624493101.

It is an arithmetic number, because the mean of its divisors is an integer number (3881020462200).

Almost surely, 2^{54955249741566} is an apocalyptic number.

54955249741566 is an abundant number, since it is smaller than the sum of its proper divisors (69237405048834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54955249741566 is a wasteful number, since it uses less digits than its factorization.

54955249741566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17248979901 (or 17248979895 counting only the distinct ones).

The product of its digits is 1632960000, while the sum is 72.

The spelling of 54955249741566 in words is "fifty-four trillion, nine hundred fifty-five billion, two hundred forty-nine million, seven hundred forty-one thousand, five hundred sixty-six".