1355342242555 has 8 divisors (see below), whose sum is σ = 1858755075552. Its totient is φ = 929377537728.

The previous prime is 1355342242549. The next prime is 1355342242561. The reversal of 1355342242555 is 5552422435531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1355342242549) and next prime (1355342242561).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1355342242555 - 2⁵ = 1355342242523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19362032002 + ... + 19362032071.

It is an arithmetic number, because the mean of its divisors is an integer number (232344384444).

Almost surely, 2^{1355342242555} is an apocalyptic number.

1355342242555 is a deficient number, since it is larger than the sum of its proper divisors (503412832997).

1355342242555 is an equidigital number, since it uses as much as digits as its factorization.

1355342242555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38724064085.

The product of its digits is 3600000, while the sum is 46.

The spelling of 1355342242555 in words is "one trillion, three hundred fifty-five billion, three hundred forty-two million, two hundred forty-two thousand, five hundred fifty-five".