65426326512 has 40 divisors (see below), whose sum is σ = 171540675456. Its totient is φ = 21483270336.

The previous prime is 65426326487. The next prime is 65426326541. The reversal of 65426326512 is 21562362456.

It is a super-2 number, since 2×65426326512² (a number of 22 digits) contains 22 as substring.

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, 10168788 + ... + 10175219.

Almost surely, 2^65426326512 is an apocalyptic number.

It is an amenable number.

65426326512 is an abundant number, since it is smaller than the sum of its proper divisors (106114348944).

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

65426326512 is a wasteful number, since it uses less digits than its factorization.

65426326512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20344085 (or 20344079 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

Adding to 65426326512 its reverse (21562362456), we get a palindrome (86988688968).

The spelling of 65426326512 in words is "sixty-five billion, four hundred twenty-six million, three hundred twenty-six thousand, five hundred twelve".