86877799719 has 8 divisors (see below), whose sum is σ = 122651011440. Its totient is φ = 54511560576.

The previous prime is 86877799663. The next prime is 86877799727. The reversal of 86877799719 is 91799777868.

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

It is not a de Polignac number, because 86877799719 - 2²¹ = 86875702567 is a prime.

It is a super-2 number, since 2×86877799719² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86877799769) 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, 851743084 + ... + 851743185.

It is an arithmetic number, because the mean of its divisors is an integer number (15331376430).

Almost surely, 2^86877799719 is an apocalyptic number.

86877799719 is a deficient number, since it is larger than the sum of its proper divisors (35773211721).

86877799719 is a wasteful number, since it uses less digits than its factorization.

86877799719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703486289.

The product of its digits is 672126336, while the sum is 78.

The spelling of 86877799719 in words is "eighty-six billion, eight hundred seventy-seven million, seven hundred ninety-nine thousand, seven hundred nineteen".