227266960920 has 256 divisors, whose sum is σ = 739387232640. Its totient is φ = 55674667008.

The previous prime is 227266960909. The next prime is 227266960927. The reversal of 227266960920 is 29069662722.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227266960927) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14437374 + ... + 14453106.

Almost surely, 2^227266960920 is an apocalyptic number.

227266960920 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 227266960920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369693616320).

227266960920 is an abundant number, since it is smaller than the sum of its proper divisors (512120271720).

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

227266960920 is a wasteful number, since it uses less digits than its factorization.

227266960920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15934 (or 15930 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 51.

The spelling of 227266960920 in words is "two hundred twenty-seven billion, two hundred sixty-six million, nine hundred sixty thousand, nine hundred twenty".