1356223263611 has 4 divisors (see below), whose sum is σ = 1427603435400. Its totient is φ = 1284843091824.

The previous prime is 1356223263599. The next prime is 1356223263631. The reversal of 1356223263611 is 1163623226531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1356223263611 - 2¹⁸ = 1356223001467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1356223263631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35690085866 + ... + 35690085903.

It is an arithmetic number, because the mean of its divisors is an integer number (356900858850).

Almost surely, 2^{1356223263611} is an apocalyptic number.

1356223263611 is a deficient number, since it is larger than the sum of its proper divisors (71380171789).

1356223263611 is an equidigital number, since it uses as much as digits as its factorization.

1356223263611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71380171788.

The product of its digits is 233280, while the sum is 41.

The spelling of 1356223263611 in words is "one trillion, three hundred fifty-six billion, two hundred twenty-three million, two hundred sixty-three thousand, six hundred eleven".