65766141 has 16 divisors (see below), whose sum is σ = 111350400. Its totient is φ = 37580544.

The previous prime is 65766137. The next prime is 65766143. The reversal of 65766141 is 14166756.

It is not a de Polignac number, because 65766141 - 2² = 65766137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65766096 and 65766105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65766143) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 173796 + ... + 174173.

It is an arithmetic number, because the mean of its divisors is an integer number (6959400).

Almost surely, 2^65766141 is an apocalyptic number.

It is an amenable number.

65766141 is a deficient number, since it is larger than the sum of its proper divisors (45584259).

65766141 is a wasteful number, since it uses less digits than its factorization.

65766141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347985 (or 347979 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 65766141 is about 8109.6326057350. The cubic root of 65766141 is about 403.6461238841.

The spelling of 65766141 in words is "sixty-five million, seven hundred sixty-six thousand, one hundred forty-one".