36439090952 has 96 divisors (see below), whose sum is σ = 77745884160. Its totient is φ = 15986678400.

The previous prime is 36439090939. The next prime is 36439090981. The reversal of 36439090952 is 25909093463.

It is a self number, because there is not a number n which added to its sum of digits gives 36439090952.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4544627 + ... + 4552637.

It is an arithmetic number, because the mean of its divisors is an integer number (809852960).

Almost surely, 2^36439090952 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 36439090952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38872942080).

36439090952 is an abundant number, since it is smaller than the sum of its proper divisors (41306793208).

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

36439090952 is a wasteful number, since it uses less digits than its factorization.

36439090952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8203 (or 8188 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 50.

The spelling of 36439090952 in words is "thirty-six billion, four hundred thirty-nine million, ninety thousand, nine hundred fifty-two".