65666348 has 12 divisors (see below), whose sum is σ = 125363112. Its totient is φ = 29848320.

The previous prime is 65666323. The next prime is 65666371. The reversal of 65666348 is 84366656.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 1492417 = 65666348 / (6 + 5 + 6 + 6 + 6 + 3 + 4 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 65666299 and 65666308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 746165 + ... + 746252.

It is an arithmetic number, because the mean of its divisors is an integer number (10446926).

Almost surely, 2^65666348 is an apocalyptic number.

It is an amenable number.

65666348 is a deficient number, since it is larger than the sum of its proper divisors (59696764).

65666348 is a wasteful number, since it uses less digits than its factorization.

65666348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492432 (or 1492430 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

The square root of 65666348 is about 8103.4775251123. The cubic root of 65666348 is about 403.4418574320.

The spelling of 65666348 in words is "sixty-five million, six hundred sixty-six thousand, three hundred forty-eight".