65626966962656 has 48 divisors (see below), whose sum is σ = 141011780152320. Its totient is φ = 29817116062080.

The previous prime is 65626966962523. The next prime is 65626966962701.

65626966962656 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40846586 + ... + 42422841.

It is an arithmetic number, because the mean of its divisors is an integer number (2937745419840).

Almost surely, 2^{65626966962656} is an apocalyptic number.

It is an amenable number.

65626966962656 is an abundant number, since it is smaller than the sum of its proper divisors (75384813189664).

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

65626966962656 is a wasteful number, since it uses less digits than its factorization.

65626966962656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83271687 (or 83271679 counting only the distinct ones).

The product of its digits is 13604889600, while the sum is 80.

The spelling of 65626966962656 in words is "sixty-five trillion, six hundred twenty-six billion, nine hundred sixty-six million, nine hundred sixty-two thousand, six hundred fifty-six".