65473445122 has 4 divisors (see below), whose sum is σ = 98210167686. Its totient is φ = 32736722560.

The previous prime is 65473445119. The next prime is 65473445153. The reversal of 65473445122 is 22154437456.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50283129121 + 15190316001 = 224239^2 + 123249^2 .

It is a super-2 number, since 2×65473445122² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16368361279 + ... + 16368361282.

Almost surely, 2^65473445122 is an apocalyptic number.

65473445122 is a deficient number, since it is larger than the sum of its proper divisors (32736722564).

65473445122 is a wasteful number, since it uses less digits than its factorization.

65473445122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32736722563.

The product of its digits is 806400, while the sum is 43.

The spelling of 65473445122 in words is "sixty-five billion, four hundred seventy-three million, four hundred forty-five thousand, one hundred twenty-two".