854108211077 has 16 divisors (see below), whose sum is σ = 941209718400. Its totient is φ = 768618168000.

The previous prime is 854108211043. The next prime is 854108211107. The reversal of 854108211077 is 770112801458.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-854108211077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854108211017) 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, 409049 + ... + 1369502.

It is an arithmetic number, because the mean of its divisors is an integer number (58825607400).

Almost surely, 2^854108211077 is an apocalyptic number.

It is an amenable number.

854108211077 is a deficient number, since it is larger than the sum of its proper divisors (87101507323).

854108211077 is a wasteful number, since it uses less digits than its factorization.

854108211077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779004.

The product of its (nonzero) digits is 125440, while the sum is 44.

The spelling of 854108211077 in words is "eight hundred fifty-four billion, one hundred eight million, two hundred eleven thousand, seventy-seven".