86252843778 has 16 divisors (see below), whose sum is σ = 172509062880. Its totient is φ = 28750385376.

The previous prime is 86252843773. The next prime is 86252843779. The reversal of 86252843778 is 87734825268.

It is not an unprimeable number, because it can be changed into a prime (86252843773) 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, 295701 + ... + 509847.

It is an arithmetic number, because the mean of its divisors is an integer number (10781816430).

Almost surely, 2^86252843778 is an apocalyptic number.

86252843778 is an abundant number, since it is smaller than the sum of its proper divisors (86256219102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86252843778 is a wasteful number, since it uses less digits than its factorization.

86252843778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281281.

The product of its digits is 36126720, while the sum is 60.

The spelling of 86252843778 in words is "eighty-six billion, two hundred fifty-two million, eight hundred forty-three thousand, seven hundred seventy-eight".