228623662797 has 8 divisors (see below), whose sum is σ = 311317328256. Its totient is φ = 149172886272.

The previous prime is 228623662793. The next prime is 228623662853. The reversal of 228623662797 is 797266326822.

It is a happy number.

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

It is not a de Polignac number, because 228623662797 - 2² = 228623662793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 228623662797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228623662793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 810722068 + ... + 810722349.

It is an arithmetic number, because the mean of its divisors is an integer number (38914666032).

Almost surely, 2^228623662797 is an apocalyptic number.

It is an amenable number.

228623662797 is a deficient number, since it is larger than the sum of its proper divisors (82693665459).

228623662797 is a wasteful number, since it uses less digits than its factorization.

228623662797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621444467.

The product of its digits is 36578304, while the sum is 60.

The spelling of 228623662797 in words is "two hundred twenty-eight billion, six hundred twenty-three million, six hundred sixty-two thousand, seven hundred ninety-seven".