85456118739 has 8 divisors (see below), whose sum is σ = 116720552592. Its totient is φ = 55581215360.

The previous prime is 85456118717. The next prime is 85456118801. The reversal of 85456118739 is 93781165458.

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

It is a cyclic number.

It is not a de Polignac number, because 85456118739 - 2⁷ = 85456118611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85456118239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347382474 + ... + 347382719.

It is an arithmetic number, because the mean of its divisors is an integer number (14590069074).

Almost surely, 2^85456118739 is an apocalyptic number.

85456118739 is a deficient number, since it is larger than the sum of its proper divisors (31264433853).

85456118739 is a wasteful number, since it uses less digits than its factorization.

85456118739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694765237.

The product of its digits is 7257600, while the sum is 57.

The spelling of 85456118739 in words is "eighty-five billion, four hundred fifty-six million, one hundred eighteen thousand, seven hundred thirty-nine".