86851222743 has 4 divisors (see below), whose sum is σ = 115801630328. Its totient is φ = 57900815160.

The previous prime is 86851222741. The next prime is 86851222763. The reversal of 86851222743 is 34722215868.

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

It is not a de Polignac number, because 86851222743 - 2¹ = 86851222741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86851222692 and 86851222701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86851222741) 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, 14475203788 + ... + 14475203793.

It is an arithmetic number, because the mean of its divisors is an integer number (28950407582).

Almost surely, 2^86851222743 is an apocalyptic number.

86851222743 is a deficient number, since it is larger than the sum of its proper divisors (28950407585).

86851222743 is a wasteful number, since it uses less digits than its factorization.

86851222743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28950407584.

The product of its digits is 1290240, while the sum is 48.

The spelling of 86851222743 in words is "eighty-six billion, eight hundred fifty-one million, two hundred twenty-two thousand, seven hundred forty-three".