85455238063 has 8 divisors (see below), whose sum is σ = 95202122400. Its totient is φ = 76161697248.

The previous prime is 85455238061. The next prime is 85455238067. The reversal of 85455238063 is 36083255458.

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

It is not a de Polignac number, because 85455238063 - 2¹ = 85455238061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85455237998 and 85455238016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85455238061) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 113335483 + ... + 113336236.

It is an arithmetic number, because the mean of its divisors is an integer number (11900265300).

Almost surely, 2^85455238063 is an apocalyptic number.

85455238063 is a deficient number, since it is larger than the sum of its proper divisors (9746884337).

85455238063 is a wasteful number, since it uses less digits than its factorization.

85455238063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226671761.

The product of its (nonzero) digits is 3456000, while the sum is 49.

The spelling of 85455238063 in words is "eighty-five billion, four hundred fifty-five million, two hundred thirty-eight thousand, sixty-three".