228902884763840 has 336 divisors, whose sum is σ = 654594756344064. Its totient is φ = 75940739481600.

The previous prime is 228902884763743. The next prime is 228902884763843. The reversal of 228902884763840 is 48367488209822.

It is not an unprimeable number, because it can be changed into a prime (228902884763843) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5425117784 + ... + 5425159976.

Almost surely, 2^{228902884763840} is an apocalyptic number.

228902884763840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 228902884763840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327297378172032).

228902884763840 is an abundant number, since it is smaller than the sum of its proper divisors (425691871580224).

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

228902884763840 is a wasteful number, since it uses less digits than its factorization.

228902884763840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53416 (or 53399 counting only the distinct ones).

The product of its (nonzero) digits is 594542592, while the sum is 71.

The spelling of 228902884763840 in words is "two hundred twenty-eight trillion, nine hundred two billion, eight hundred eighty-four million, seven hundred sixty-three thousand, eight hundred forty".