1363965696 has 144 divisors (see below), whose sum is σ = 4132722720. Its totient is φ = 443473920.

The previous prime is 1363965661. The next prime is 1363965697. The reversal of 1363965696 is 6965693631.

1363965696 is a `hidden beast` number, since 13 + 63 + 9 + 6 + 569 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363965697) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280986 + ... + 285798.

Almost surely, 2^1363965696 is an apocalyptic number.

1363965696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1363965696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2066361360).

1363965696 is an abundant number, since it is smaller than the sum of its proper divisors (2768757024).

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

1363965696 is an equidigital number, since it uses as much as digits as its factorization.

1363965696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4879 (or 4859 counting only the distinct ones).

The product of its digits is 4723920, while the sum is 54.

The square root of 1363965696 is about 36931.9062058811. The cubic root of 1363965696 is about 1109.0074985067.

The spelling of 1363965696 in words is "one billion, three hundred sixty-three million, nine hundred sixty-five thousand, six hundred ninety-six".