85446212158 has 16 divisors (see below), whose sum is σ = 138596111424. Its totient is φ = 39354449920.

The previous prime is 85446212153. The next prime is 85446212177. The reversal of 85446212158 is 85121264458.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85446212153) 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, 26733763 + ... + 26736958.

It is an arithmetic number, because the mean of its divisors is an integer number (8662256964).

Almost surely, 2^85446212158 is an apocalyptic number.

85446212158 is a deficient number, since it is larger than the sum of its proper divisors (53149899266).

85446212158 is a wasteful number, since it uses less digits than its factorization.

85446212158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53470787.

The product of its digits is 614400, while the sum is 46.

The spelling of 85446212158 in words is "eighty-five billion, four hundred forty-six million, two hundred twelve thousand, one hundred fifty-eight".