853898878735 has 16 divisors (see below), whose sum is σ = 1171295258112. Its totient is φ = 585413690400.

The previous prime is 853898878711. The next prime is 853898878799. The reversal of 853898878735 is 537878898358.

It is not a de Polignac number, because 853898878735 - 2⁹ = 853898878223 is a prime.

It is a congruent number.

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, 2258971 + ... + 2609740.

It is an arithmetic number, because the mean of its divisors is an integer number (73205953632).

Almost surely, 2^853898878735 is an apocalyptic number.

853898878735 is a deficient number, since it is larger than the sum of its proper divisors (317396379377).

853898878735 is a wasteful number, since it uses less digits than its factorization.

853898878735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4873734.

The product of its digits is 3251404800, while the sum is 79.

The spelling of 853898878735 in words is "eight hundred fifty-three billion, eight hundred ninety-eight million, eight hundred seventy-eight thousand, seven hundred thirty-five".