65843903448 has 48 divisors (see below), whose sum is σ = 178370407800. Its totient is φ = 21942654720.

The previous prime is 65843903429. The next prime is 65843903449. The reversal of 65843903448 is 84430934856.

It is a junction number, because it is equal to n+sod(n) for n = 65843903394 and 65843903403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65843903449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 194608 + ... + 411776.

Almost surely, 2^65843903448 is an apocalyptic number.

It is an amenable number.

65843903448 is an abundant number, since it is smaller than the sum of its proper divisors (112526504352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65843903448 is a wasteful number, since it uses less digits than its factorization.

65843903448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221392 (or 221385 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 54.

The spelling of 65843903448 in words is "sixty-five billion, eight hundred forty-three million, nine hundred three thousand, four hundred forty-eight".