65494334273123 has 24 divisors (see below), whose sum is σ = 79987418233632. Its totient is φ = 52351032540672.

The previous prime is 65494334273111. The next prime is 65494334273149. The reversal of 65494334273123 is 32137243349456.

It is not a de Polignac number, because 65494334273123 - 2⁴ = 65494334273107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65494334273183) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21748040 + ... + 24575717.

It is an arithmetic number, because the mean of its divisors is an integer number (3332809093068).

Almost surely, 2^{65494334273123} is an apocalyptic number.

65494334273123 is a deficient number, since it is larger than the sum of its proper divisors (14493083960509).

65494334273123 is a wasteful number, since it uses less digits than its factorization.

65494334273123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46323999 (or 46323890 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 56.

The spelling of 65494334273123 in words is "sixty-five trillion, four hundred ninety-four billion, three hundred thirty-four million, two hundred seventy-three thousand, one hundred twenty-three".