854443826407 has 16 divisors (see below), whose sum is σ = 894625200000. Its totient is φ = 815211970560.

The previous prime is 854443826321. The next prime is 854443826419. The reversal of 854443826407 is 704628344458.

It is a cyclic number.

It is not a de Polignac number, because 854443826407 - 2⁷ = 854443826279 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 (854443826477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2229319 + ... + 2584327.

It is an arithmetic number, because the mean of its divisors is an integer number (55914075000).

Almost surely, 2^854443826407 is an apocalyptic number.

854443826407 is a deficient number, since it is larger than the sum of its proper divisors (40181373593).

854443826407 is a wasteful number, since it uses less digits than its factorization.

854443826407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356346.

The product of its (nonzero) digits is 20643840, while the sum is 55.

The spelling of 854443826407 in words is "eight hundred fifty-four billion, four hundred forty-three million, eight hundred twenty-six thousand, four hundred seven".