53711685 has 48 divisors (see below), whose sum is σ = 97144320. Its totient is φ = 27423360.

The previous prime is 53711677. The next prime is 53711711. The reversal of 53711685 is 58611735.

53711685 is a `hidden beast` number, since 537 + 116 + 8 + 5 = 666.

53711685 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 53711685 - 2³ = 53711677 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 193767 + ... + 194043.

It is an arithmetic number, because the mean of its divisors is an integer number (2023840).

Almost surely, 2^53711685 is an apocalyptic number.

It is an amenable number.

53711685 is a deficient number, since it is larger than the sum of its proper divisors (43432635).

53711685 is a wasteful number, since it uses less digits than its factorization.

53711685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458 (or 455 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 53711685 is about 7328.8256221580. The cubic root of 53711685 is about 377.3024213510.

It can be divided in two parts, 5371 and 1685, that added together give a square (7056 = 84²).

The spelling of 53711685 in words is "fifty-three million, seven hundred eleven thousand, six hundred eighty-five".