854189721496 has 8 divisors (see below), whose sum is σ = 1601605727820. Its totient is φ = 427094860744.

The previous prime is 854189721461. The next prime is 854189721503. The reversal of 854189721496 is 694127981458.

854189721496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53386857586 + ... + 53386857601.

Almost surely, 2^854189721496 is an apocalyptic number.

It is an amenable number.

854189721496 is a deficient number, since it is larger than the sum of its proper divisors (747416006324).

854189721496 is a wasteful number, since it uses less digits than its factorization.

854189721496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106773715193 (or 106773715189 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 64.

The spelling of 854189721496 in words is "eight hundred fifty-four billion, one hundred eighty-nine million, seven hundred twenty-one thousand, four hundred ninety-six".