36648871728 has 160 divisors (see below), whose sum is σ = 115298763264. Its totient is φ = 9792147456.

The previous prime is 36648871717. The next prime is 36648871757. The reversal of 36648871728 is 82717884663.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 876351 + ... + 917217.

Almost surely, 2^36648871728 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 36648871728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57649381632).

36648871728 is an abundant number, since it is smaller than the sum of its proper divisors (78649891536).

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

36648871728 is a wasteful number, since it uses less digits than its factorization.

36648871728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41059 (or 41053 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 60.

The spelling of 36648871728 in words is "thirty-six billion, six hundred forty-eight million, eight hundred seventy-one thousand, seven hundred twenty-eight".