36409989774 has 8 divisors (see below), whose sum is σ = 72819979560. Its totient is φ = 12136663256.

The previous prime is 36409989757. The next prime is 36409989779. The reversal of 36409989774 is 47798990463.

It is a sphenic number, since it is the product of 3 distinct primes.

36409989774 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36409989779) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3034165809 + ... + 3034165820.

It is an arithmetic number, because the mean of its divisors is an integer number (9102497445).

Almost surely, 2^36409989774 is an apocalyptic number.

36409989774 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

36409989774 is a wasteful number, since it uses less digits than its factorization.

36409989774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6068331634.

The product of its (nonzero) digits is 82301184, while the sum is 66.

The spelling of 36409989774 in words is "thirty-six billion, four hundred nine million, nine hundred eighty-nine thousand, seven hundred seventy-four".