36696718464 has 128 divisors (see below), whose sum is σ = 111464131200. Its totient is φ = 10478813184.

The previous prime is 36696718447. The next prime is 36696718493. The reversal of 36696718464 is 46481769663.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 36696718398 and 36696718407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7225494 + ... + 7230570.

It is an arithmetic number, because the mean of its divisors is an integer number (870813525).

Almost surely, 2^36696718464 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 36696718464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55732065600).

36696718464 is an abundant number, since it is smaller than the sum of its proper divisors (74767412736).

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

36696718464 is a wasteful number, since it uses less digits than its factorization.

36696718464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7790 (or 7778 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 60.

The spelling of 36696718464 in words is "thirty-six billion, six hundred ninety-six million, seven hundred eighteen thousand, four hundred sixty-four".