274196783648 has 18 divisors (see below), whose sum is σ = 539830749591. Its totient is φ = 137096910752.

The previous prime is 274196783633. The next prime is 274196783683. The reversal of 274196783648 is 846387691472.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 137098391824 + 137098391824 = 370268^2 + 370268^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=370268.

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, 2915861 + ... + 3008427.

Almost surely, 2^274196783648 is an apocalyptic number.

It is an amenable number.

274196783648 is a deficient number, since it is larger than the sum of its proper divisors (265633965943).

274196783648 is an frugal number, since it uses more digits than its factorization.

274196783648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185144 (or 92569 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 65.

The spelling of 274196783648 in words is "two hundred seventy-four billion, one hundred ninety-six million, seven hundred eighty-three thousand, six hundred forty-eight".