86567000621 has 4 divisors (see below), whose sum is σ = 89359484544. Its totient is φ = 83774516700.

The previous prime is 86567000609. The next prime is 86567000647. The reversal of 86567000621 is 12600076568.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86567000621 - 2¹⁴ = 86566984237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86567000671) 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 3 ways as a sum of consecutive naturals, for example, 1396241915 + ... + 1396241976.

It is an arithmetic number, because the mean of its divisors is an integer number (22339871136).

Almost surely, 2^86567000621 is an apocalyptic number.

It is an amenable number.

86567000621 is a deficient number, since it is larger than the sum of its proper divisors (2792483923).

86567000621 is a wasteful number, since it uses less digits than its factorization.

86567000621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2792483922.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 86567000621 in words is "eighty-six billion, five hundred sixty-seven million, six hundred twenty-one", and thus it is an aban number.