1361458865228 has 48 divisors (see below), whose sum is σ = 2971207163904. Its totient is φ = 530304330240.

The previous prime is 1361458865203. The next prime is 1361458865281. The reversal of 1361458865228 is 8225688541631.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 664700 + ... + 1778972.

It is an arithmetic number, because the mean of its divisors is an integer number (61900149248).

Almost surely, 2^{1361458865228} is an apocalyptic number.

It is an amenable number.

1361458865228 is an abundant number, since it is smaller than the sum of its proper divisors (1609748298676).

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

1361458865228 is a wasteful number, since it uses less digits than its factorization.

1361458865228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118262 (or 1118260 counting only the distinct ones).

The product of its digits is 22118400, while the sum is 59.

The spelling of 1361458865228 in words is "one trillion, three hundred sixty-one billion, four hundred fifty-eight million, eight hundred sixty-five thousand, two hundred twenty-eight".