86293189655 has 4 divisors (see below), whose sum is σ = 103551827592. Its totient is φ = 69034551720.

The previous prime is 86293189613. The next prime is 86293189657. The reversal of 86293189655 is 55698139268.

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

It is not a de Polignac number, because 86293189655 - 2²⁸ = 86024754199 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 (86293189657) 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, 8629318961 + ... + 8629318970.

It is an arithmetic number, because the mean of its divisors is an integer number (25887956898).

Almost surely, 2^86293189655 is an apocalyptic number.

86293189655 is a deficient number, since it is larger than the sum of its proper divisors (17258637937).

86293189655 is a wasteful number, since it uses less digits than its factorization.

86293189655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17258637936.

The product of its digits is 27993600, while the sum is 62.

The spelling of 86293189655 in words is "eighty-six billion, two hundred ninety-three million, one hundred eighty-nine thousand, six hundred fifty-five".