1366022016 has 64 divisors (see below), whose sum is σ = 4031672400. Its totient is φ = 455339520.

The previous prime is 1366021999. The next prime is 1366022041. The reversal of 1366022016 is 6102206631.

1366022016 is a `hidden beast` number, since 1 + 36 + 602 + 20 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×1366022016² = 3732032296393408512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194175 + ... + 201086.

Almost surely, 2^1366022016 is an apocalyptic number.

1366022016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1366022016 is an abundant number, since it is smaller than the sum of its proper divisors (2665650384).

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

1366022016 is an equidigital number, since it uses as much as digits as its factorization.

1366022016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395284 (or 395266 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1366022016 is about 36959.7350639855. The cubic root of 1366022016 is about 1109.5645333470.

Adding to 1366022016 its reverse (6102206631), we get a palindrome (7468228647).

The spelling of 1366022016 in words is "one billion, three hundred sixty-six million, twenty-two thousand, sixteen".