218945679006 has 8 divisors (see below), whose sum is σ = 437891358024. Its totient is φ = 72981893000.

The previous prime is 218945678927. The next prime is 218945679023. The reversal of 218945679006 is 600976549812.

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

218945679006 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18245473245 + ... + 18245473256.

It is an arithmetic number, because the mean of its divisors is an integer number (54736419753).

Almost surely, 2^218945679006 is an apocalyptic number.

218945679006 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.

218945679006 is a wasteful number, since it uses less digits than its factorization.

218945679006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36490946506.

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 218945679006 in words is "two hundred eighteen billion, nine hundred forty-five million, six hundred seventy-nine thousand, six".