1355443734198 has 16 divisors (see below), whose sum is σ = 2711900159280. Its totient is φ = 451645796256.

The previous prime is 1355443734143. The next prime is 1355443734199. The reversal of 1355443734198 is 8914373445531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355443734199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42178053 + ... + 42210176.

It is an arithmetic number, because the mean of its divisors is an integer number (169493759955).

Almost surely, 2^{1355443734198} is an apocalyptic number.

1355443734198 is an abundant number, since it is smaller than the sum of its proper divisors (1356456425082).

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

1355443734198 is a wasteful number, since it uses less digits than its factorization.

1355443734198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84390911.

The product of its digits is 21772800, while the sum is 57.

The spelling of 1355443734198 in words is "one trillion, three hundred fifty-five billion, four hundred forty-three million, seven hundred thirty-four thousand, one hundred ninety-eight".