65613071325 has 12 divisors (see below), whose sum is σ = 108480278048. Its totient is φ = 34993638000.

The previous prime is 65613071291. The next prime is 65613071341. The reversal of 65613071325 is 52317031656.

It is not a de Polignac number, because 65613071325 - 2⁷ = 65613071197 is a prime.

It is a Duffinian number.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 437420401 + ... + 437420550.

Almost surely, 2^65613071325 is an apocalyptic number.

It is an amenable number.

65613071325 is a deficient number, since it is larger than the sum of its proper divisors (42867206723).

65613071325 is a wasteful number, since it uses less digits than its factorization.

65613071325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874840964 (or 874840959 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 65613071325 in words is "sixty-five billion, six hundred thirteen million, seventy-one thousand, three hundred twenty-five".