1355243550342 has 32 divisors (see below), whose sum is σ = 3052278733824. Its totient is φ = 397432125600.

The previous prime is 1355243550337. The next prime is 1355243550377. The reversal of 1355243550342 is 2430553425531.

It is a junction number, because it is equal to n+sod(n) for n = 1355243550294 and 1355243550303.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 331191393 + ... + 331195484.

It is an arithmetic number, because the mean of its divisors is an integer number (95383710432).

Almost surely, 2^{1355243550342} is an apocalyptic number.

1355243550342 is an abundant number, since it is smaller than the sum of its proper divisors (1697035183482).

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

1355243550342 is a wasteful number, since it uses less digits than its factorization.

1355243550342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662386924.

The product of its (nonzero) digits is 1080000, while the sum is 42.

Adding to 1355243550342 its reverse (2430553425531), we get a palindrome (3785796975873).

The spelling of 1355243550342 in words is "one trillion, three hundred fifty-five billion, two hundred forty-three million, five hundred fifty thousand, three hundred forty-two".