1365995664 has 100 divisors (see below), whose sum is σ = 4313049840. Its totient is φ = 413933760.

The previous prime is 1365995651. The next prime is 1365995669. The reversal of 1365995664 is 4665995631.

1365995664 is a `hidden beast` number, since 13 + 65 + 9 + 9 + 566 + 4 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1365995664.

It is not an unprimeable number, because it can be changed into a prime (1365995669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 33654 + ... + 62165.

Almost surely, 2^1365995664 is an apocalyptic number.

It is an amenable number.

1365995664 is an abundant number, since it is smaller than the sum of its proper divisors (2947054176).

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

1365995664 is a wasteful number, since it uses less digits than its factorization.

1365995664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95850 (or 95835 counting only the distinct ones).

The product of its digits is 5248800, while the sum is 54.

The square root of 1365995664 is about 36959.3785662043. The cubic root of 1365995664 is about 1109.5573984126.

The spelling of 1365995664 in words is "one billion, three hundred sixty-five million, nine hundred ninety-five thousand, six hundred sixty-four".