65423312507103 has 32 divisors (see below), whose sum is σ = 90659032399872. Its totient is φ = 41921108258400.

The previous prime is 65423312507101. The next prime is 65423312507183. The reversal of 65423312507103 is 30170521332456.

It is a happy number.

65423312507103 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 65423312507103 - 2¹ = 65423312507101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65423312507101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20831926 + ... + 23765852.

It is an arithmetic number, because the mean of its divisors is an integer number (2833094762496).

Almost surely, 2^{65423312507103} is an apocalyptic number.

65423312507103 is a deficient number, since it is larger than the sum of its proper divisors (25235719892769).

65423312507103 is a wasteful number, since it uses less digits than its factorization.

65423312507103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2935595.

The product of its (nonzero) digits is 453600, while the sum is 42.

Adding to 65423312507103 its reverse (30170521332456), we get a palindrome (95593833839559).

The spelling of 65423312507103 in words is "sixty-five trillion, four hundred twenty-three billion, three hundred twelve million, five hundred seven thousand, one hundred three".