86351284429 has 4 divisors (see below), whose sum is σ = 86354121276. Its totient is φ = 86348447584.

The previous prime is 86351284427. The next prime is 86351284441. The reversal of 86351284429 is 92448215368.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 33302600100 + 53048684329 = 182490^2 + 230323^2 .

It is a cyclic number.

It is not a de Polignac number, because 86351284429 - 2¹ = 86351284427 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 (86351284427) 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, 1372264 + ... + 1433809.

It is an arithmetic number, because the mean of its divisors is an integer number (21588530319).

Almost surely, 2^86351284429 is an apocalyptic number.

It is an amenable number.

86351284429 is a deficient number, since it is larger than the sum of its proper divisors (2836847).

86351284429 is a wasteful number, since it uses less digits than its factorization.

86351284429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2836846.

The product of its digits is 3317760, while the sum is 52.

The spelling of 86351284429 in words is "eighty-six billion, three hundred fifty-one million, two hundred eighty-four thousand, four hundred twenty-nine".