86846464651 has 4 divisors (see below), whose sum is σ = 86886654904. Its totient is φ = 86806274400.

The previous prime is 86846464637. The next prime is 86846464657. The reversal of 86846464651 is 15646464868.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86846464651 - 2⁵ = 86846464619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86846464657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20091885 + ... + 20096206.

It is an arithmetic number, because the mean of its divisors is an integer number (21721663726).

Almost surely, 2^86846464651 is an apocalyptic number.

86846464651 is a deficient number, since it is larger than the sum of its proper divisors (40190253).

86846464651 is a wasteful number, since it uses less digits than its factorization.

86846464651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40190252.

The product of its digits is 26542080, while the sum is 58.

The spelling of 86846464651 in words is "eighty-six billion, eight hundred forty-six million, four hundred sixty-four thousand, six hundred fifty-one".