36004183720 has 128 divisors (see below), whose sum is σ = 87368336640. Its totient is φ = 13303664640.

The previous prime is 36004183717. The next prime is 36004183751. The reversal of 36004183720 is 2738140063.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36626349 + ... + 36627331.

It is an arithmetic number, because the mean of its divisors is an integer number (682565130).

Almost surely, 2^36004183720 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 36004183720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43684168320).

36004183720 is an abundant number, since it is smaller than the sum of its proper divisors (51364152920).

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

36004183720 is a wasteful number, since it uses less digits than its factorization.

36004183720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955 (or 1951 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 36004183720 in words is "thirty-six billion, four million, one hundred eighty-three thousand, seven hundred twenty".