85989955998958 has 32 divisors (see below), whose sum is σ = 140835040174080. Its totient is φ = 39051857429760.

The previous prime is 85989955998949. The next prime is 85989955999021.

85989955998958 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117785491 + ... + 118513297.

It is an arithmetic number, because the mean of its divisors is an integer number (4401095005440).

Almost surely, 2^{85989955998958} is an apocalyptic number.

85989955998958 is a deficient number, since it is larger than the sum of its proper divisors (54845084175122).

85989955998958 is a wasteful number, since it uses less digits than its factorization.

85989955998958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732552.

The product of its digits is 1360488960000, while the sum is 106.

The spelling of 85989955998958 in words is "eighty-five trillion, nine hundred eighty-nine billion, nine hundred fifty-five million, nine hundred ninety-eight thousand, nine hundred fifty-eight".