1355253113666 has 8 divisors (see below), whose sum is σ = 2033149055760. Its totient is φ = 677536761748.

The previous prime is 1355253113659. The next prime is 1355253113701. The reversal of 1355253113666 is 6663113525531.

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

It is a super-2 number, since 2×1355253113666² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1355253113666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44878676 + ... + 44908863.

It is an arithmetic number, because the mean of its divisors is an integer number (254143631970).

Almost surely, 2^{1355253113666} is an apocalyptic number.

1355253113666 is a deficient number, since it is larger than the sum of its proper divisors (677895942094).

1355253113666 is an equidigital number, since it uses as much as digits as its factorization.

1355253113666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89795088.

The product of its digits is 1458000, while the sum is 47.

The spelling of 1355253113666 in words is "one trillion, three hundred fifty-five billion, two hundred fifty-three million, one hundred thirteen thousand, six hundred sixty-six".