65456266454655 has 16 divisors (see below), whose sum is σ = 104789974867584. Its totient is φ = 34890025929120.

The previous prime is 65456266454653. The next prime is 65456266454713. The reversal of 65456266454655 is 55645466265456.

It is not a de Polignac number, because 65456266454655 - 2¹ = 65456266454653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65456266454655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65456266454653) 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, 1248900841 + ... + 1248953250.

It is an arithmetic number, because the mean of its divisors is an integer number (6549373429224).

Almost surely, 2^{65456266454655} is an apocalyptic number.

65456266454655 is a deficient number, since it is larger than the sum of its proper divisors (39333708412929).

65456266454655 is a wasteful number, since it uses less digits than its factorization.

65456266454655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2497855846.

The product of its digits is 3110400000, while the sum is 69.

The spelling of 65456266454655 in words is "sixty-five trillion, four hundred fifty-six billion, two hundred sixty-six million, four hundred fifty-four thousand, six hundred fifty-five".