65363539922 has 18 divisors (see below), whose sum is σ = 98540786703. Its totient is φ = 32517440032.

The previous prime is 65363539903. The next prime is 65363539949. The reversal of 65363539922 is 22993536356.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 28561338001 + 36802201921 = 169001^2 + 191839^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=180781.

It is a super-2 number, since 2×65363539922² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 105937358 + ... + 105937974.

Almost surely, 2^65363539922 is an apocalyptic number.

65363539922 is a deficient number, since it is larger than the sum of its proper divisors (33177246781).

65363539922 is an frugal number, since it uses more digits than its factorization.

65363539922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822 (or 912 counting only the distinct ones).

The product of its digits is 7873200, while the sum is 53.

The spelling of 65363539922 in words is "sixty-five billion, three hundred sixty-three million, five hundred thirty-nine thousand, nine hundred twenty-two".