86766269139 has 24 divisors (see below), whose sum is σ = 136869922800. Its totient is φ = 52528957440.

The previous prime is 86766269119. The next prime is 86766269141. The reversal of 86766269139 is 93196266768.

It is not a de Polignac number, because 86766269139 - 2¹⁹ = 86765744851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86766269119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 379734 + ... + 563675.

It is an arithmetic number, because the mean of its divisors is an integer number (5702913450).

Almost surely, 2^86766269139 is an apocalyptic number.

86766269139 is a deficient number, since it is larger than the sum of its proper divisors (50103653661).

86766269139 is a wasteful number, since it uses less digits than its factorization.

86766269139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944355 (or 944352 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 63.

The spelling of 86766269139 in words is "eighty-six billion, seven hundred sixty-six million, two hundred sixty-nine thousand, one hundred thirty-nine".