1356212004345 has 64 divisors (see below), whose sum is σ = 2630467123200. Its totient is φ = 657497891520.

The previous prime is 1356212004331. The next prime is 1356212004373. The reversal of 1356212004345 is 5434002126531.

1356212004345 is a `hidden beast` number, since 1 + 3 + 5 + 6 + 212 + 0 + 0 + 434 + 5 = 666.

It is not a de Polignac number, because 1356212004345 - 2⁶ = 1356212004281 is a prime.

It is a super-2 number, since 2×1356212004345² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19506414 + ... + 19575816.

It is an arithmetic number, because the mean of its divisors is an integer number (41101048800).

Almost surely, 2^{1356212004345} is an apocalyptic number.

1356212004345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1356212004345 is a deficient number, since it is larger than the sum of its proper divisors (1274255118855).

1356212004345 is a wasteful number, since it uses less digits than its factorization.

1356212004345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82587 (or 82581 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 1356212004345 in words is "one trillion, three hundred fifty-six billion, two hundred twelve million, four thousand, three hundred forty-five".