226655715880 has 128 divisors (see below), whose sum is σ = 581389332480. Its totient is φ = 78790360320.

The previous prime is 226655715829. The next prime is 226655715919. The reversal of 226655715880 is 88517556622.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 761797 + ... + 1016683.

It is an arithmetic number, because the mean of its divisors is an integer number (4542104160).

Almost surely, 2^226655715880 is an apocalyptic number.

226655715880 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 226655715880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290694666240).

226655715880 is an abundant number, since it is smaller than the sum of its proper divisors (354733616600).

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

226655715880 is a wasteful number, since it uses less digits than its factorization.

226655715880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254999 (or 254995 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 55.

The spelling of 226655715880 in words is "two hundred twenty-six billion, six hundred fifty-five million, seven hundred fifteen thousand, eight hundred eighty".