227973687396 has 192 divisors, whose sum is σ = 705198391296. Its totient is φ = 55655424000.

The previous prime is 227973687329. The next prime is 227973687421. The reversal of 227973687396 is 693786379722.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a self number, because there is not a number n which added to its sum of digits gives 227973687396.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 632196 + ... + 924996.

It is an arithmetic number, because the mean of its divisors is an integer number (3672908288).

Almost surely, 2^227973687396 is an apocalyptic number.

227973687396 is a gapful number since it is divisible by the number (26) 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 227973687396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352599195648).

227973687396 is an abundant number, since it is smaller than the sum of its proper divisors (477224703900).

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

227973687396 is a wasteful number, since it uses less digits than its factorization.

227973687396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292882 (or 292880 counting only the distinct ones).

The product of its digits is 288054144, while the sum is 69.

The spelling of 227973687396 in words is "two hundred twenty-seven billion, nine hundred seventy-three million, six hundred eighty-seven thousand, three hundred ninety-six".