36781793328 has 40 divisors (see below), whose sum is σ = 108593867008. Its totient is φ = 10509083712.

The previous prime is 36781793327. The next prime is 36781793357. The reversal of 36781793328 is 82339718763.

It is not an unprimeable number, because it can be changed into a prime (36781793327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54734476 + ... + 54735147.

Almost surely, 2^36781793328 is an apocalyptic number.

It is an amenable number.

36781793328 is an abundant number, since it is smaller than the sum of its proper divisors (71812073680).

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

36781793328 is a wasteful number, since it uses less digits than its factorization.

36781793328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109469641 (or 109469635 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 57.

The spelling of 36781793328 in words is "thirty-six billion, seven hundred eighty-one million, seven hundred ninety-three thousand, three hundred twenty-eight".