86025132778 has 32 divisors (see below), whose sum is σ = 142193802240. Its totient is φ = 38784270720.

The previous prime is 86025132757. The next prime is 86025132779. The reversal of 86025132778 is 87723152068.

It is not an unprimeable number, because it can be changed into a prime (86025132779) 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, 569103 + ... + 704221.

It is an arithmetic number, because the mean of its divisors is an integer number (4443556320).

Almost surely, 2^86025132778 is an apocalyptic number.

86025132778 is a deficient number, since it is larger than the sum of its proper divisors (56168669462).

86025132778 is a wasteful number, since it uses less digits than its factorization.

86025132778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135702.

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 86025132778 in words is "eighty-six billion, twenty-five million, one hundred thirty-two thousand, seven hundred seventy-eight".