228911629378 has 8 divisors (see below), whose sum is σ = 352647645372. Its totient is φ = 111362414256.

The previous prime is 228911629363. The next prime is 228911629399. The reversal of 228911629378 is 873926119822.

It can be written as a sum of positive squares in 2 ways, for example, as 218727388489 + 10184240889 = 467683^2 + 100917^2 .

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

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, 1546700125 + ... + 1546700272.

Almost surely, 2^228911629378 is an apocalyptic number.

228911629378 is a deficient number, since it is larger than the sum of its proper divisors (123736015994).

228911629378 is a wasteful number, since it uses less digits than its factorization.

228911629378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3093400436.

The product of its digits is 5225472, while the sum is 58.

The spelling of 228911629378 in words is "two hundred twenty-eight billion, nine hundred eleven million, six hundred twenty-nine thousand, three hundred seventy-eight".