54966551 has 8 divisors (see below), whose sum is σ = 55986000. Its totient is φ = 53951040.

The previous prime is 54966539. The next prime is 54966607. The reversal of 54966551 is 15566945.

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

It is a cyclic number.

It is not a de Polignac number, because 54966551 - 2¹⁴ = 54950167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54966499 and 54966508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54966511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51875 + ... + 52923.

It is an arithmetic number, because the mean of its divisors is an integer number (6998250).

Almost surely, 2^54966551 is an apocalyptic number.

54966551 is a deficient number, since it is larger than the sum of its proper divisors (1019449).

54966551 is a wasteful number, since it uses less digits than its factorization.

54966551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1969.

The product of its digits is 162000, while the sum is 41.

The square root of 54966551 is about 7413.9430129992. The cubic root of 54966551 is about 380.2181365290.

The spelling of 54966551 in words is "fifty-four million, nine hundred sixty-six thousand, five hundred fifty-one".