86726280193 has 8 divisors (see below), whose sum is σ = 99143455680. Its totient is φ = 74316031440.

The previous prime is 86726280167. The next prime is 86726280253. The reversal of 86726280193 is 39108262768.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86726280193 - 2⁹ = 86726279681 is a prime.

It is a super-2 number, since 2×86726280193² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86726280193.

It is not an unprimeable number, because it can be changed into a prime (86726280143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1704823 + ... + 1754956.

It is an arithmetic number, because the mean of its divisors is an integer number (12392931960).

Almost surely, 2^86726280193 is an apocalyptic number.

It is an amenable number.

86726280193 is a deficient number, since it is larger than the sum of its proper divisors (12417175487).

86726280193 is a wasteful number, since it uses less digits than its factorization.

86726280193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3463367.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 86726280193 in words is "eighty-six billion, seven hundred twenty-six million, two hundred eighty thousand, one hundred ninety-three".