854349098486399 has 4 divisors (see below), whose sum is σ = 854437641256800. Its totient is φ = 854260555716000.

The previous prime is 854349098486333. The next prime is 854349098486423. The reversal of 854349098486399 is 993684890943458.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 854349098486399 - 2¹² = 854349098482303 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 (854349098486099) 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, 44271370727 + ... + 44271390024.

It is an arithmetic number, because the mean of its divisors is an integer number (213609410314200).

Almost surely, 2^{854349098486399} is an apocalyptic number.

854349098486399 is a deficient number, since it is larger than the sum of its proper divisors (88542770401).

854349098486399 is an equidigital number, since it uses as much as digits as its factorization.

854349098486399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88542770400.

The product of its (nonzero) digits is 58047528960, while the sum is 89.

The spelling of 854349098486399 in words is "eight hundred fifty-four trillion, three hundred forty-nine billion, ninety-eight million, four hundred eighty-six thousand, three hundred ninety-nine".