86437229365 has 4 divisors (see below), whose sum is σ = 103724675244. Its totient is φ = 69149783488.

The previous prime is 86437229287. The next prime is 86437229371. The reversal of 86437229365 is 56392273468.

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 31182615396 + 55254613969 = 176586^2 + 235063^2 .

It is a cyclic number.

It is not a de Polignac number, because 86437229365 - 2⁷ = 86437229237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8643722932 + ... + 8643722941.

It is an arithmetic number, because the mean of its divisors is an integer number (25931168811).

Almost surely, 2^86437229365 is an apocalyptic number.

It is an amenable number.

86437229365 is a deficient number, since it is larger than the sum of its proper divisors (17287445879).

86437229365 is a wasteful number, since it uses less digits than its factorization.

86437229365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17287445878.

The product of its digits is 13063680, while the sum is 55.

The spelling of 86437229365 in words is "eighty-six billion, four hundred thirty-seven million, two hundred twenty-nine thousand, three hundred sixty-five".