86450844737 has 4 divisors (see below), whose sum is σ = 89239581696. Its totient is φ = 83662107780.

The previous prime is 86450844713. The next prime is 86450844761. The reversal of 86450844737 is 73744805468.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (86450844713) and next prime (86450844761).

It is a cyclic number.

It is not a de Polignac number, because 86450844737 - 2¹⁸ = 86450582593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86450840737) 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, 1394368433 + ... + 1394368494.

It is an arithmetic number, because the mean of its divisors is an integer number (22309895424).

Almost surely, 2^86450844737 is an apocalyptic number.

It is an amenable number.

86450844737 is a deficient number, since it is larger than the sum of its proper divisors (2788736959).

86450844737 is a wasteful number, since it uses less digits than its factorization.

86450844737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788736958.

The product of its (nonzero) digits is 18063360, while the sum is 56.

The spelling of 86450844737 in words is "eighty-six billion, four hundred fifty million, eight hundred forty-four thousand, seven hundred thirty-seven".