54666555 has 8 divisors (see below), whose sum is σ = 87466512. Its totient is φ = 29155488.

The previous prime is 54666541. The next prime is 54666587. The reversal of 54666555 is 55566645.

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

It is not a de Polignac number, because 54666555 - 2⁵ = 54666523 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1822204 + ... + 1822233.

It is an arithmetic number, because the mean of its divisors is an integer number (10933314).

Almost surely, 2^54666555 is an apocalyptic number.

54666555 is a deficient number, since it is larger than the sum of its proper divisors (32799957).

54666555 is a wasteful number, since it uses less digits than its factorization.

54666555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3644445.

The product of its digits is 540000, while the sum is 42.

The square root of 54666555 is about 7393.6834527859. The cubic root of 54666555 is about 379.5251571207.

It can be divided in two parts, 5466 and 6555, that added together give a palindrome (12021).

The spelling of 54666555 in words is "fifty-four million, six hundred sixty-six thousand, five hundred fifty-five".