86858347477 has 8 divisors (see below), whose sum is σ = 94799728800. Its totient is φ = 78924494160.

The previous prime is 86858347453. The next prime is 86858347489. The reversal of 86858347477 is 77474385868.

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

It is a cyclic number.

It is not a de Polignac number, because 86858347477 - 2⁷ = 86858347349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86858347777) 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, 1857858 + ... + 1904035.

It is an arithmetic number, because the mean of its divisors is an integer number (11849966100).

Almost surely, 2^86858347477 is an apocalyptic number.

It is an amenable number.

86858347477 is a deficient number, since it is larger than the sum of its proper divisors (7941381323).

86858347477 is a wasteful number, since it uses less digits than its factorization.

86858347477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3764003.

The product of its digits is 252887040, while the sum is 67.

The spelling of 86858347477 in words is "eighty-six billion, eight hundred fifty-eight million, three hundred forty-seven thousand, four hundred seventy-seven".