53616545 has 8 divisors (see below), whose sum is σ = 65430720. Its totient is φ = 42166000.

The previous prime is 53616539. The next prime is 53616583. The reversal of 53616545 is 54561635.

53616545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 53616545 - 2¹⁰ = 53615521 is a prime.

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, 90581 + ... + 91170.

It is an arithmetic number, because the mean of its divisors is an integer number (8178840).

Almost surely, 2^53616545 is an apocalyptic number.

It is an amenable number.

53616545 is a deficient number, since it is larger than the sum of its proper divisors (11814175).

53616545 is a wasteful number, since it uses less digits than its factorization.

53616545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181815.

The product of its digits is 54000, while the sum is 35.

The square root of 53616545 is about 7322.3319372998. The cubic root of 53616545 is about 377.0795166089.

The spelling of 53616545 in words is "fifty-three million, six hundred sixteen thousand, five hundred forty-five".