65058478852 has 12 divisors (see below), whose sum is σ = 114442247836. Its totient is φ = 32360693760.

The previous prime is 65058478843. The next prime is 65058478913. The reversal of 65058478852 is 25887485056.

It can be written as a sum of positive squares in 2 ways, for example, as 19269326596 + 45789152256 = 138814^2 + 213984^2 .

It is a super-2 number, since 2×65058478852² (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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42135549 + ... + 42137092.

Almost surely, 2^65058478852 is an apocalyptic number.

It is an amenable number.

65058478852 is a deficient number, since it is larger than the sum of its proper divisors (49383768984).

65058478852 is a wasteful number, since it uses less digits than its factorization.

65058478852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84272838 (or 84272836 counting only the distinct ones).

The product of its (nonzero) digits is 21504000, while the sum is 58.

The spelling of 65058478852 in words is "sixty-five billion, fifty-eight million, four hundred seventy-eight thousand, eight hundred fifty-two".