54540645 has 8 divisors (see below), whose sum is σ = 87265056. Its totient is φ = 29088336.

The previous prime is 54540601. The next prime is 54540653. The reversal of 54540645 is 54604545.

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

It is not a de Polignac number, because 54540645 - 2²⁰ = 53492069 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1818007 + ... + 1818036.

It is an arithmetic number, because the mean of its divisors is an integer number (10908132).

Almost surely, 2^54540645 is an apocalyptic number.

It is an amenable number.

54540645 is a deficient number, since it is larger than the sum of its proper divisors (32724411).

54540645 is a wasteful number, since it uses less digits than its factorization.

54540645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3636051.

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 54540645 is about 7385.1638438155. The cubic root of 54540645 is about 379.2335544090.

The spelling of 54540645 in words is "fifty-four million, five hundred forty thousand, six hundred forty-five".