85665537354 has 16 divisors (see below), whose sum is σ = 171488706048. Its totient is φ = 28528907232.

The previous prime is 85665537343. The next prime is 85665537383. The reversal of 85665537354 is 45373556658.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 85665537294 and 85665537303.

It is an unprimeable number.

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, 6560907 + ... + 6573950.

It is an arithmetic number, because the mean of its divisors is an integer number (10718044128).

Almost surely, 2^85665537354 is an apocalyptic number.

85665537354 is an abundant number, since it is smaller than the sum of its proper divisors (85823168694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85665537354 is a wasteful number, since it uses less digits than its factorization.

85665537354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13135949.

The product of its digits is 45360000, while the sum is 57.

The spelling of 85665537354 in words is "eighty-five billion, six hundred sixty-five million, five hundred thirty-seven thousand, three hundred fifty-four".