65041255981464 has 64 divisors (see below), whose sum is σ = 186322482451200. Its totient is φ = 18534183744384.

The previous prime is 65041255981441. The next prime is 65041255981523. The reversal of 65041255981464 is 46418955214056.

It is a junction number, because it is equal to n+sod(n) for n = 65041255981398 and 65041255981407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510688747 + ... + 510816090.

It is an arithmetic number, because the mean of its divisors is an integer number (2911288788300).

Almost surely, 2^{65041255981464} is an apocalyptic number.

It is an amenable number.

65041255981464 is an abundant number, since it is smaller than the sum of its proper divisors (121281226469736).

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

65041255981464 is a wasteful number, since it uses less digits than its factorization.

65041255981464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021505232 (or 1021505228 counting only the distinct ones).

The product of its (nonzero) digits is 41472000, while the sum is 60.

The spelling of 65041255981464 in words is "sixty-five trillion, forty-one billion, two hundred fifty-five million, nine hundred eighty-one thousand, four hundred sixty-four".