218870000403 has 8 divisors (see below), whose sum is σ = 293513527248. Its totient is φ = 145069903584.

The previous prime is 218870000399. The next prime is 218870000411. The reversal of 218870000403 is 304000078812.

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

It is not a de Polignac number, because 218870000403 - 2² = 218870000399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (218870000423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210856900 + ... + 210857937.

It is an arithmetic number, because the mean of its divisors is an integer number (36689190906).

Almost surely, 2^218870000403 is an apocalyptic number.

218870000403 is a deficient number, since it is larger than the sum of its proper divisors (74643526845).

218870000403 is a wasteful number, since it uses less digits than its factorization.

218870000403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421715013.

The product of its (nonzero) digits is 10752, while the sum is 33.

The spelling of 218870000403 in words is "two hundred eighteen billion, eight hundred seventy million, four hundred three", and thus it is an aban number.