65545414361 has 4 divisors (see below), whose sum is σ = 74909044992. Its totient is φ = 56181783732.

The previous prime is 65545414357. The next prime is 65545414381. The reversal of 65545414361 is 16341454556.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65545414361 - 2² = 65545414357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65545414381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4681815305 + ... + 4681815318.

It is an arithmetic number, because the mean of its divisors is an integer number (18727261248).

Almost surely, 2^65545414361 is an apocalyptic number.

It is an amenable number.

65545414361 is a deficient number, since it is larger than the sum of its proper divisors (9363630631).

65545414361 is an equidigital number, since it uses as much as digits as its factorization.

65545414361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9363630630.

The product of its digits is 864000, while the sum is 44.

The spelling of 65545414361 in words is "sixty-five billion, five hundred forty-five million, four hundred fourteen thousand, three hundred sixty-one".