86147733478 has 8 divisors (see below), whose sum is σ = 136822870872. Its totient is φ = 40540109856.

The previous prime is 86147733473. The next prime is 86147733491. The reversal of 86147733478 is 87433774168.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86147733473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266878400 + ... + 1266878467.

It is an arithmetic number, because the mean of its divisors is an integer number (17102858859).

Almost surely, 2^86147733478 is an apocalyptic number.

86147733478 is a deficient number, since it is larger than the sum of its proper divisors (50675137394).

86147733478 is a wasteful number, since it uses less digits than its factorization.

86147733478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2533756886.

The product of its digits is 18966528, while the sum is 58.

The spelling of 86147733478 in words is "eighty-six billion, one hundred forty-seven million, seven hundred thirty-three thousand, four hundred seventy-eight".