696384387936 has 288 divisors, whose sum is σ = 2071096322400. Its totient is φ = 227643494400.

The previous prime is 696384387917. The next prime is 696384387961. The reversal of 696384387936 is 639783483696.

It is a happy number.

696384387936 is a `hidden beast` number, since 6 + 96 + 3 + 8 + 438 + 79 + 36 = 666.

696384387936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1223873860 + ... + 1223874428.

It is an arithmetic number, because the mean of its divisors is an integer number (7191306675).

Almost surely, 2^696384387936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 696384387936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1035548161200).

696384387936 is an abundant number, since it is smaller than the sum of its proper divisors (1374711934464).

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

696384387936 is a wasteful number, since it uses less digits than its factorization.

696384387936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011 (or 926 counting only the distinct ones).

The product of its digits is 846526464, while the sum is 72.

The spelling of 696384387936 in words is "six hundred ninety-six billion, three hundred eighty-four million, three hundred eighty-seven thousand, nine hundred thirty-six".