85453801514 has 4 divisors (see below), whose sum is σ = 128180702274. Its totient is φ = 42726900756.

The previous prime is 85453801507. The next prime is 85453801541. The reversal of 85453801514 is 41510835458.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41510835458 = 2 ⋅20755417729.

It can be written as a sum of positive squares in only one way, i.e., 67999428289 + 17454373225 = 260767^2 + 132115^2 .

It is a Curzon number.

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 as a sum of consecutive naturals, namely, 21363450377 + ... + 21363450380.

Almost surely, 2^85453801514 is an apocalyptic number.

85453801514 is a deficient number, since it is larger than the sum of its proper divisors (42726900760).

85453801514 is a wasteful number, since it uses less digits than its factorization.

85453801514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42726900759.

The product of its (nonzero) digits is 384000, while the sum is 44.

The spelling of 85453801514 in words is "eighty-five billion, four hundred fifty-three million, eight hundred one thousand, five hundred fourteen".