86826156467847 has 16 divisors (see below), whose sum is σ = 121723498051680. Its totient is φ = 54971902339200.

The previous prime is 86826156467821. The next prime is 86826156467861. The reversal of 86826156467847 is 74876465162868.

It is a happy number.

It is not a de Polignac number, because 86826156467847 - 2¹¹ = 86826156465799 is a prime.

It is a super-2 number, since 2×86826156467847² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86826156467867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8180337304 + ... + 8180347917.

It is an arithmetic number, because the mean of its divisors is an integer number (7607718628230).

Almost surely, 2^{86826156467847} is an apocalyptic number.

86826156467847 is a gapful number since it is divisible by the number (87) formed by its first and last digit.

86826156467847 is a deficient number, since it is larger than the sum of its proper divisors (34897341583833).

86826156467847 is a wasteful number, since it uses less digits than its factorization.

86826156467847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16360685314.

The product of its digits is 5202247680, while the sum is 78.

The spelling of 86826156467847 in words is "eighty-six trillion, eight hundred twenty-six billion, one hundred fifty-six million, four hundred sixty-seven thousand, eight hundred forty-seven".