855979651006 has 16 divisors (see below), whose sum is σ = 1284910621920. Its totient is φ = 427676198400.

The previous prime is 855979650997. The next prime is 855979651057. The reversal of 855979651006 is 600156979558.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24076015 + ... + 24111541.

It is an arithmetic number, because the mean of its divisors is an integer number (80306913870).

Almost surely, 2^855979651006 is an apocalyptic number.

855979651006 is a deficient number, since it is larger than the sum of its proper divisors (428930970914).

855979651006 is a wasteful number, since it uses less digits than its factorization.

855979651006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44019.

The product of its (nonzero) digits is 20412000, while the sum is 61.

The spelling of 855979651006 in words is "eight hundred fifty-five billion, nine hundred seventy-nine million, six hundred fifty-one thousand, six".