86649161039 has 8 divisors (see below), whose sum is σ = 99546083328. Its totient is φ = 73881856440.

The previous prime is 86649161009. The next prime is 86649161069. The reversal of 86649161039 is 93016194668.

It is an interprime number because it is at equal distance from previous prime (86649161009) and next prime (86649161069).

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

It is not a de Polignac number, because 86649161039 - 2¹² = 86649156943 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 (86649161009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32402987 + ... + 32405660.

It is an arithmetic number, because the mean of its divisors is an integer number (12443260416).

Almost surely, 2^86649161039 is an apocalyptic number.

86649161039 is a deficient number, since it is larger than the sum of its proper divisors (12896922289).

86649161039 is a wasteful number, since it uses less digits than its factorization.

86649161039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64808845.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 86649161039 in words is "eighty-six billion, six hundred forty-nine million, one hundred sixty-one thousand, thirty-nine".