228486648002 has 6 divisors (see below), whose sum is σ = 342730986003. Its totient is φ = 114242986002.

The previous prime is 228486647981. The next prime is 228486648077. The reversal of 228486648002 is 200846684822.

It can be written as a sum of positive squares in only one way, i.e., 114243324001 + 114243324001 = 337999^2 + 337999^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=337999.

It is a super-2 number, since 2×228486648002² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 506999 + ... + 844997.

Almost surely, 2^228486648002 is an apocalyptic number.

228486648002 is a deficient number, since it is larger than the sum of its proper divisors (114244338001).

228486648002 is an frugal number, since it uses more digits than its factorization.

228486648002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676000 (or 338001 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 50.

Multiplying 228486648002 by its sum of digits (50), we get a square (11424332400100 = 3379990²).

The spelling of 228486648002 in words is "two hundred twenty-eight billion, four hundred eighty-six million, six hundred forty-eight thousand, two".