853894085401 has 16 divisors (see below), whose sum is σ = 993154176000. Its totient is φ = 719051330448.

The previous prime is 853894085383. The next prime is 853894085477. The reversal of 853894085401 is 104580498358.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 853894085401 - 2¹⁵ = 853894052633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (853894085491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4001301 + ... + 4209298.

It is an arithmetic number, because the mean of its divisors is an integer number (62072136000).

Almost surely, 2^853894085401 is an apocalyptic number.

It is an amenable number.

853894085401 is a deficient number, since it is larger than the sum of its proper divisors (139260090599).

853894085401 is a wasteful number, since it uses less digits than its factorization.

853894085401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8210868.

The product of its (nonzero) digits is 5529600, while the sum is 55.

The spelling of 853894085401 in words is "eight hundred fifty-three billion, eight hundred ninety-four million, eighty-five thousand, four hundred one".