54911685 has 16 divisors (see below), whose sum is σ = 88050816. Its totient is φ = 29222208.

The previous prime is 54911627. The next prime is 54911687. The reversal of 54911685 is 58611945.

54911685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54911685 - 2¹³ = 54903493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54911687) 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 15 ways as a sum of consecutive naturals, for example, 3547 + ... + 11063.

It is an arithmetic number, because the mean of its divisors is an integer number (5503176).

Almost surely, 2^54911685 is an apocalyptic number.

It is an amenable number.

54911685 is a deficient number, since it is larger than the sum of its proper divisors (33139131).

54911685 is a wasteful number, since it uses less digits than its factorization.

54911685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8012.

The product of its digits is 43200, while the sum is 39.

The square root of 54911685 is about 7410.2418988856. The cubic root of 54911685 is about 380.0915868807.

The spelling of 54911685 in words is "fifty-four million, nine hundred eleven thousand, six hundred eighty-five".