54666777 has 16 divisors (see below), whose sum is σ = 80011008. Its totient is φ = 32924880.

The previous prime is 54666767. The next prime is 54666793. The reversal of 54666777 is 77766645.

It is not a de Polignac number, because 54666777 - 2⁴ = 54666761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54666757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298 + ... + 10460.

It is an arithmetic number, because the mean of its divisors is an integer number (5000688).

Almost surely, 2^54666777 is an apocalyptic number.

It is an amenable number.

54666777 is a deficient number, since it is larger than the sum of its proper divisors (25344231).

54666777 is a wasteful number, since it uses less digits than its factorization.

54666777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10340.

The product of its digits is 1481760, while the sum is 48.

The square root of 54666777 is about 7393.6984655854. The cubic root of 54666777 is about 379.5256708686.

The spelling of 54666777 in words is "fifty-four million, six hundred sixty-six thousand, seven hundred seventy-seven".