65441143200123 has 16 divisors (see below), whose sum is σ = 96972691309440. Its totient is φ = 43617146510952.

The previous prime is 65441143200089. The next prime is 65441143200127. The reversal of 65441143200123 is 32100234114456.

65441143200123 is a `hidden beast` number, since 6 + 5 + 441 + 1 + 4 + 3 + 200 + 1 + 2 + 3 = 666.

It is not a de Polignac number, because 65441143200123 - 2¹⁸ = 65441142937979 is a prime.

It is a super-2 number, since 2×65441143200123² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (65441143200127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285502461 + ... + 285731582.

It is an arithmetic number, because the mean of its divisors is an integer number (6060793206840).

Almost surely, 2^{65441143200123} is an apocalyptic number.

65441143200123 is a deficient number, since it is larger than the sum of its proper divisors (31531548109317).

65441143200123 is a wasteful number, since it uses less digits than its factorization.

65441143200123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571238295 (or 571238289 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 65441143200123 its reverse (32100234114456), we get a palindrome (97541377314579).

The spelling of 65441143200123 in words is "sixty-five trillion, four hundred forty-one billion, one hundred forty-three million, two hundred thousand, one hundred twenty-three".