1356234612646 has 8 divisors (see below), whose sum is σ = 2050370438400. Its totient is φ = 672777799848.

The previous prime is 1356234612643. The next prime is 1356234612673. The reversal of 1356234612646 is 6462164326531.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1356234612646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356234612643) 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, 2669752921 + ... + 2669753428.

It is an arithmetic number, because the mean of its divisors is an integer number (256296304800).

Almost surely, 2^{1356234612646} is an apocalyptic number.

1356234612646 is a deficient number, since it is larger than the sum of its proper divisors (694135825754).

1356234612646 is a wasteful number, since it uses less digits than its factorization.

1356234612646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5339506478.

The product of its digits is 3732480, while the sum is 49.

The spelling of 1356234612646 in words is "one trillion, three hundred fifty-six billion, two hundred thirty-four million, six hundred twelve thousand, six hundred forty-six".