1551828226228 has 12 divisors (see below), whose sum is σ = 3103656452512. Its totient is φ = 665069239800.

The previous prime is 1551828226199. The next prime is 1551828226243. The reversal of 1551828226228 is 8226228281551.

1551828226228 is an admirable number.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27711218298 + ... + 27711218353.

Almost surely, 2^{1551828226228} is an apocalyptic number.

It is an amenable number.

1551828226228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1551828226228 is a wasteful number, since it uses less digits than its factorization.

1551828226228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55422436662 (or 55422436660 counting only the distinct ones).

The product of its digits is 2457600, while the sum is 52.

The spelling of 1551828226228 in words is "one trillion, five hundred fifty-one billion, eight hundred twenty-eight million, two hundred twenty-six thousand, two hundred twenty-eight".