854454565454457 has 32 divisors (see below), whose sum is σ = 1256329646530560. Its totient is φ = 512262110984000.

The previous prime is 854454565454429. The next prime is 854454565454551. The reversal of 854454565454457 is 754454565454458.

854454565454457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 854454565454457 - 2⁶ = 854454565454393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (854454565454257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 377539794 + ... + 379796267.

It is an arithmetic number, because the mean of its divisors is an integer number (39260301454080).

Almost surely, 2^{854454565454457} is an apocalyptic number.

It is an amenable number.

854454565454457 is a deficient number, since it is larger than the sum of its proper divisors (401875081076103).

854454565454457 is a wasteful number, since it uses less digits than its factorization.

854454565454457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757336445.

The product of its digits is 21504000000, while the sum is 75.

Subtracting from 854454565454457 its reverse (754454565454458), we obtain a palindrome (99999999999999).

The spelling of 854454565454457 in words is "eight hundred fifty-four trillion, four hundred fifty-four billion, five hundred sixty-five million, four hundred fifty-four thousand, four hundred fifty-seven".