218008852896 has 48 divisors (see below), whose sum is σ = 574078597344. Its totient is φ = 72440365824.

The previous prime is 218008852861. The next prime is 218008852921. The reversal of 218008852896 is 698258800812.

It is a tau number, because it is divible by the number of its divisors (48).

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, 3551470 + ... + 3612333.

It is an arithmetic number, because the mean of its divisors is an integer number (11959970778).

Almost surely, 2^218008852896 is an apocalyptic number.

It is an amenable number.

218008852896 is an abundant number, since it is smaller than the sum of its proper divisors (356069744448).

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

218008852896 is a wasteful number, since it uses less digits than its factorization.

218008852896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7164133 (or 7164125 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 57.

The spelling of 218008852896 in words is "two hundred eighteen billion, eight million, eight hundred fifty-two thousand, eight hundred ninety-six".