86646290925 has 12 divisors (see below), whose sum is σ = 143255201120. Its totient is φ = 46211355120.

The previous prime is 86646290923. The next prime is 86646290953. The reversal of 86646290925 is 52909264668.

It is a happy number.

It is not a de Polignac number, because 86646290925 - 2¹ = 86646290923 is a prime.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86646290921) by changing a digit.

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, 577641865 + ... + 577642014.

Almost surely, 2^86646290925 is an apocalyptic number.

It is an amenable number.

86646290925 is a deficient number, since it is larger than the sum of its proper divisors (56608910195).

86646290925 is a wasteful number, since it uses less digits than its factorization.

86646290925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155283892 (or 1155283887 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 57.

The spelling of 86646290925 in words is "eighty-six billion, six hundred forty-six million, two hundred ninety thousand, nine hundred twenty-five".