854078864113 has 4 divisors (see below), whose sum is σ = 862060909680. Its totient is φ = 846096818548.

The previous prime is 854078864057. The next prime is 854078864129. The reversal of 854078864113 is 311468870458.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-854078864113 is a prime.

It is a super-2 number, since 2×854078864113² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (854078864143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3991022623 + ... + 3991022836.

It is an arithmetic number, because the mean of its divisors is an integer number (215515227420).

Almost surely, 2^854078864113 is an apocalyptic number.

It is an amenable number.

854078864113 is a deficient number, since it is larger than the sum of its proper divisors (7982045567).

854078864113 is a wasteful number, since it uses less digits than its factorization.

854078864113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7982045566.

The product of its (nonzero) digits is 5160960, while the sum is 55.

The spelling of 854078864113 in words is "eight hundred fifty-four billion, seventy-eight million, eight hundred sixty-four thousand, one hundred thirteen".