85438544583458 has 8 divisors (see below), whose sum is σ = 139808527500240. Its totient is φ = 38835702083380.

The previous prime is 85438544583449. The next prime is 85438544583463.

85438544583458 is nontrivially palindromic in base 10.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1941785104148 + ... + 1941785104191.

It is an arithmetic number, because the mean of its divisors is an integer number (17476065937530).

Almost surely, 2^{85438544583458} is an apocalyptic number.

85438544583458 is a deficient number, since it is larger than the sum of its proper divisors (54369982916782).

85438544583458 is a wasteful number, since it uses less digits than its factorization.

85438544583458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3883570208352.

The product of its digits is 5898240000, while the sum is 74.

The spelling of 85438544583458 in words is "eighty-five trillion, four hundred thirty-eight billion, five hundred forty-four million, five hundred eighty-three thousand, four hundred fifty-eight".