86782617734 has 8 divisors (see below), whose sum is σ = 132380264520. Its totient is φ = 42655862896.

The previous prime is 86782617721. The next prime is 86782617737. The reversal of 86782617734 is 43771628768.

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

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86782617737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367722839 + ... + 367723074.

It is an arithmetic number, because the mean of its divisors is an integer number (16547533065).

Almost surely, 2^86782617734 is an apocalyptic number.

86782617734 is a deficient number, since it is larger than the sum of its proper divisors (45597646786).

86782617734 is a wasteful number, since it uses less digits than its factorization.

86782617734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735445974.

The product of its digits is 18966528, while the sum is 59.

The spelling of 86782617734 in words is "eighty-six billion, seven hundred eighty-two million, six hundred seventeen thousand, seven hundred thirty-four".