1356816366 has 16 divisors (see below), whose sum is σ = 3015147600. Its totient is φ = 452272104.

The previous prime is 1356816361. The next prime is 1356816371. The reversal of 1356816366 is 6636186531.

1356816366 is a `hidden beast` number, since 1 + 3 + 5 + 6 + 8 + 1 + 636 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (1356816361) and next prime (1356816371).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356816361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12563061 + ... + 12563168.

It is an arithmetic number, because the mean of its divisors is an integer number (188446725).

Almost surely, 2^1356816366 is an apocalyptic number.

1356816366 is an abundant number, since it is smaller than the sum of its proper divisors (1658331234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1356816366 is a wasteful number, since it uses less digits than its factorization.

1356816366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25126240 (or 25126234 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 1356816366 is about 36834.9883398923. The cubic root of 1356816366 is about 1107.0664541007.

The spelling of 1356816366 in words is "one billion, three hundred fifty-six million, eight hundred sixteen thousand, three hundred sixty-six".