228988933937371 has 4 divisors (see below), whose sum is σ = 229336413352200. Its totient is φ = 228641454522544.

The previous prime is 228988933937341. The next prime is 228988933937399. The reversal of 228988933937371 is 173739339889822.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 228988933937371 - 2⁵ = 228988933937339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228988933937341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173739706426 + ... + 173739707743.

It is an arithmetic number, because the mean of its divisors is an integer number (57334103338050).

Almost surely, 2^{228988933937371} is an apocalyptic number.

228988933937371 is a deficient number, since it is larger than the sum of its proper divisors (347479414829).

228988933937371 is an equidigital number, since it uses as much as digits as its factorization.

228988933937371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347479414828.

The product of its digits is 5925685248, while the sum is 82.

The spelling of 228988933937371 in words is "two hundred twenty-eight trillion, nine hundred eighty-eight billion, nine hundred thirty-three million, nine hundred thirty-seven thousand, three hundred seventy-one".