54515776 has 28 divisors (see below), whose sum is σ = 123635008. Its totient is φ = 23363712.

The previous prime is 54515771. The next prime is 54515779. The reversal of 54515776 is 67751545.

It is a happy number.

54515776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (28).

It is not an unprimeable number, because it can be changed into a prime (54515771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60396 + ... + 61291.

It is an arithmetic number, because the mean of its divisors is an integer number (4415536).

Almost surely, 2^54515776 is an apocalyptic number.

54515776 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

54515776 is an abundant number, since it is smaller than the sum of its proper divisors (69119232).

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

54515776 is a wasteful number, since it uses less digits than its factorization.

54515776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121706 (or 121696 counting only the distinct ones).

The product of its digits is 147000, while the sum is 40.

The square root of 54515776 is about 7383.4799383489. The cubic root of 54515776 is about 379.1759057014.

The spelling of 54515776 in words is "fifty-four million, five hundred fifteen thousand, seven hundred seventy-six".