86857763542334 has 4 divisors (see below), whose sum is σ = 130286645313504. Its totient is φ = 43428881771166.

The previous prime is 86857763542331. The next prime is 86857763542357. The reversal of 86857763542334 is 43324536775868.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86857763542331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21714440885582 + ... + 21714440885585.

It is an arithmetic number, because the mean of its divisors is an integer number (32571661328376).

Almost surely, 2^{86857763542334} is an apocalyptic number.

86857763542334 is a deficient number, since it is larger than the sum of its proper divisors (43428881771170).

86857763542334 is a wasteful number, since it uses less digits than its factorization.

86857763542334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43428881771169.

The product of its digits is 2438553600, while the sum is 71.

The spelling of 86857763542334 in words is "eighty-six trillion, eight hundred fifty-seven billion, seven hundred sixty-three million, five hundred forty-two thousand, three hundred thirty-four".