85437166173458 has 32 divisors (see below), whose sum is σ = 148357429355520. Its totient is φ = 36516990687760.

The previous prime is 85437166173419. The next prime is 85437166173473.

85437166173458 is nontrivially palindromic in base 10.

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, 1430886710 + ... + 1430946417.

It is an arithmetic number, because the mean of its divisors is an integer number (4636169667360).

Almost surely, 2^{85437166173458} is an apocalyptic number.

85437166173458 is a deficient number, since it is larger than the sum of its proper divisors (62920263182062).

85437166173458 is a wasteful number, since it uses less digits than its factorization.

85437166173458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861833222.

The product of its digits is 406425600, while the sum is 68.

The spelling of 85437166173458 in words is "eighty-five trillion, four hundred thirty-seven billion, one hundred sixty-six million, one hundred seventy-three thousand, four hundred fifty-eight".