849859481294 has 8 divisors (see below), whose sum is σ = 1274796590880. Its totient is φ = 424927284336.

The previous prime is 849859481257. The next prime is 849859481333. The reversal of 849859481294 is 492184958948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×849859481294² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 759974 + ... + 1509065.

It is an arithmetic number, because the mean of its divisors is an integer number (159349573860).

Almost surely, 2^849859481294 is an apocalyptic number.

849859481294 is a deficient number, since it is larger than the sum of its proper divisors (424937109586).

849859481294 is a wasteful number, since it uses less digits than its factorization.

849859481294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2456314.

The product of its digits is 238878720, while the sum is 71.

The spelling of 849859481294 in words is "eight hundred forty-nine billion, eight hundred fifty-nine million, four hundred eighty-one thousand, two hundred ninety-four".