86227621273279 has 4 divisors (see below), whose sum is σ = 88062251513184. Its totient is φ = 84392991033376.

The previous prime is 86227621273271. The next prime is 86227621273337. The reversal of 86227621273279 is 97237212672268.

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 86227621273279 - 2³ = 86227621273271 is a prime.

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 86227621273279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86227621273271) 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, 917315119882 + ... + 917315119975.

It is an arithmetic number, because the mean of its divisors is an integer number (22015562878296).

Almost surely, 2^{86227621273279} is an apocalyptic number.

86227621273279 is a deficient number, since it is larger than the sum of its proper divisors (1834630239905).

86227621273279 is a wasteful number, since it uses less digits than its factorization.

86227621273279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1834630239904.

The product of its digits is 85349376, while the sum is 64.

The spelling of 86227621273279 in words is "eighty-six trillion, two hundred twenty-seven billion, six hundred twenty-one million, two hundred seventy-three thousand, two hundred seventy-nine".