86864458275651 has 32 divisors (see below), whose sum is σ = 133125609707008. Its totient is φ = 49352034896640.

The previous prime is 86864458275613. The next prime is 86864458275653. The reversal of 86864458275651 is 15657285446868.

It is not a de Polignac number, because 86864458275651 - 2¹¹ = 86864458273603 is a prime.

It is a super-2 number, since 2×86864458275651² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86864458275653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5413690 + ... + 14249103.

It is an arithmetic number, because the mean of its divisors is an integer number (4160175303344).

Almost surely, 2^{86864458275651} is an apocalyptic number.

86864458275651 is a deficient number, since it is larger than the sum of its proper divisors (46261151431357).

86864458275651 is a wasteful number, since it uses less digits than its factorization.

86864458275651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19664011.

The product of its digits is 3096576000, while the sum is 75.

The spelling of 86864458275651 in words is "eighty-six trillion, eight hundred sixty-four billion, four hundred fifty-eight million, two hundred seventy-five thousand, six hundred fifty-one".