65247422836 has 24 divisors (see below), whose sum is σ = 114456416256. Its totient is φ = 32545682400.

The previous prime is 65247422831. The next prime is 65247422843. The reversal of 65247422836 is 63822474256.

It is a happy number.

It is a super-3 number, since 3×65247422836³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65247422836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65247422831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3037245 + ... + 3058651.

It is an arithmetic number, because the mean of its divisors is an integer number (4769017344).

Almost surely, 2^65247422836 is an apocalyptic number.

It is an amenable number.

65247422836 is a deficient number, since it is larger than the sum of its proper divisors (49208993420).

65247422836 is a wasteful number, since it uses less digits than its factorization.

65247422836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23199 (or 23197 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 49.

The spelling of 65247422836 in words is "sixty-five billion, two hundred forty-seven million, four hundred twenty-two thousand, eight hundred thirty-six".