86282187177782 has 32 divisors (see below), whose sum is σ = 132640236136800. Its totient is φ = 42069735429120.

The previous prime is 86282187177727. The next prime is 86282187177787. The reversal of 86282187177782 is 28777178128268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86282187177787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4087836473 + ... + 4087857579.

It is an arithmetic number, because the mean of its divisors is an integer number (4145007379275).

Almost surely, 2^{86282187177782} is an apocalyptic number.

86282187177782 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

86282187177782 is a deficient number, since it is larger than the sum of its proper divisors (46358048959018).

86282187177782 is a wasteful number, since it uses less digits than its factorization.

86282187177782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41456.

The product of its digits is 472055808, while the sum is 74.

The spelling of 86282187177782 in words is "eighty-six trillion, two hundred eighty-two billion, one hundred eighty-seven million, one hundred seventy-seven thousand, seven hundred eighty-two".