53660465 has 16 divisors (see below), whose sum is σ = 68128320. Its totient is φ = 40461120.

The previous prime is 53660461. The next prime is 53660489. The reversal of 53660465 is 56406635.

53660465 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 53660465 - 2² = 53660461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53660461) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 18707 + ... + 21383.

It is an arithmetic number, because the mean of its divisors is an integer number (4258020).

Almost surely, 2^53660465 is an apocalyptic number.

It is an amenable number.

53660465 is a deficient number, since it is larger than the sum of its proper divisors (14467855).

53660465 is a wasteful number, since it uses less digits than its factorization.

53660465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 53660465 is about 7325.3303679766. The cubic root of 53660465 is about 377.1824500868.

The spelling of 53660465 in words is "fifty-three million, six hundred sixty thousand, four hundred sixty-five".