208214815468 has 12 divisors (see below), whose sum is σ = 397501011432. Its totient is φ = 94643097920.

The previous prime is 208214815363. The next prime is 208214815493. The reversal of 208214815468 is 864518412802.

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, 2366077405 + ... + 2366077492.

It is an arithmetic number, because the mean of its divisors is an integer number (33125084286).

Almost surely, 2^208214815468 is an apocalyptic number.

It is an amenable number.

208214815468 is a deficient number, since it is larger than the sum of its proper divisors (189286195964).

208214815468 is a wasteful number, since it uses less digits than its factorization.

208214815468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4732154912 (or 4732154910 counting only the distinct ones).

The product of its (nonzero) digits is 983040, while the sum is 49.

The spelling of 208214815468 in words is "two hundred eight billion, two hundred fourteen million, eight hundred fifteen thousand, four hundred sixty-eight".