1228411255360 has 28 divisors (see below), whose sum is σ = 2925154302588. Its totient is φ = 491364502016.

The previous prime is 1228411255349. The next prime is 1228411255429. The reversal of 1228411255360 is 635521148221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 701265557056 + 527145698304 = 837416^2 + 726048^2 .

It is a super-2 number, since 2×1228411255360² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1919392267 + ... + 1919392906.

It is an arithmetic number, because the mean of its divisors is an integer number (104469796521).

Almost surely, 2^{1228411255360} is an apocalyptic number.

1228411255360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1228411255360 is an abundant number, since it is smaller than the sum of its proper divisors (1696743047228).

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

1228411255360 is an equidigital number, since it uses as much as digits as its factorization.

1228411255360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3838785190 (or 3838785180 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 1228411255360 in words is "one trillion, two hundred twenty-eight billion, four hundred eleven million, two hundred fifty-five thousand, three hundred sixty".