228001237766 has 8 divisors (see below), whose sum is σ = 342066291840. Its totient is φ = 113979140488.

The previous prime is 228001237757. The next prime is 228001237777. The reversal of 228001237766 is 667732100822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10725926 + ... + 10747161.

It is an arithmetic number, because the mean of its divisors is an integer number (42758286480).

Almost surely, 2^228001237766 is an apocalyptic number.

228001237766 is a deficient number, since it is larger than the sum of its proper divisors (114065054074).

228001237766 is a wasteful number, since it uses less digits than its factorization.

228001237766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21478398.

The product of its (nonzero) digits is 338688, while the sum is 44.

The spelling of 228001237766 in words is "two hundred twenty-eight billion, one million, two hundred thirty-seven thousand, seven hundred sixty-six".