54645646 has 16 divisors (see below), whose sum is σ = 90309168. Its totient is φ = 24592000.

The previous prime is 54645637. The next prime is 54645659. The reversal of 54645646 is 64654645.

54645646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×54645646² = 5972293253514632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54645599 and 54645608.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10075 + ... + 14518.

It is an arithmetic number, because the mean of its divisors is an integer number (5644323).

Almost surely, 2^54645646 is an apocalyptic number.

54645646 is a deficient number, since it is larger than the sum of its proper divisors (35663522).

54645646 is a wasteful number, since it uses less digits than its factorization.

54645646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24707.

The product of its digits is 345600, while the sum is 40.

The square root of 54645646 is about 7392.2693403312. The cubic root of 54645646 is about 379.4767637081.

The spelling of 54645646 in words is "fifty-four million, six hundred forty-five thousand, six hundred forty-six".