854497747794458 has 32 divisors (see below), whose sum is σ = 1363237539277824. Its totient is φ = 400310962267392.

The previous prime is 854497747794433. The next prime is 854497747794547.

854497747794458 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2191966016 + ... + 2192355812.

It is an arithmetic number, because the mean of its divisors is an integer number (42601173102432).

Almost surely, 2^{854497747794458} is an apocalyptic number.

854497747794458 is a deficient number, since it is larger than the sum of its proper divisors (508739791483366).

854497747794458 is a wasteful number, since it uses less digits than its factorization.

854497747794458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679166.

The product of its digits is 318637670400, while the sum is 92.

The spelling of 854497747794458 in words is "eight hundred fifty-four trillion, four hundred ninety-seven billion, seven hundred forty-seven million, seven hundred ninety-four thousand, four hundred fifty-eight".