861254793114 has 8 divisors (see below), whose sum is σ = 1722509586240. Its totient is φ = 287084931036.

The previous prime is 861254793109. The next prime is 861254793187. The reversal of 861254793114 is 411397452168.

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

861254793114 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71771232754 + ... + 71771232765.

It is an arithmetic number, because the mean of its divisors is an integer number (215313698280).

Almost surely, 2^861254793114 is an apocalyptic number.

861254793114 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

861254793114 is a wasteful number, since it uses less digits than its factorization.

861254793114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143542465524.

The product of its digits is 1451520, while the sum is 51.

The spelling of 861254793114 in words is "eight hundred sixty-one billion, two hundred fifty-four million, seven hundred ninety-three thousand, one hundred fourteen".