53577745 has 16 divisors (see below), whose sum is σ = 70080192. Its totient is φ = 39084480.

The previous prime is 53577737. The next prime is 53577763. The reversal of 53577745 is 54777535.

It is not a de Polignac number, because 53577745 - 2³ = 53577737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430 + ... + 10360.

It is an arithmetic number, because the mean of its divisors is an integer number (4380012).

Almost surely, 2^53577745 is an apocalyptic number.

It is an amenable number.

53577745 is a deficient number, since it is larger than the sum of its proper divisors (16502447).

53577745 is a wasteful number, since it uses less digits than its factorization.

53577745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10032.

The product of its digits is 514500, while the sum is 43.

The square root of 53577745 is about 7319.6820286130. The cubic root of 53577745 is about 376.9885358873.

The spelling of 53577745 in words is "fifty-three million, five hundred seventy-seven thousand, seven hundred forty-five".