36403838420 has 24 divisors (see below), whose sum is σ = 80945006184. Its totient is φ = 13704974336.

The previous prime is 36403838371. The next prime is 36403838453. The reversal of 36403838420 is 2483830463.

It can be written as a sum of positive squares in 4 ways, for example, as 1603682116 + 34800156304 = 40046^2 + 186548^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53534717 + ... + 53535396.

It is an arithmetic number, because the mean of its divisors is an integer number (3372708591).

Almost surely, 2^36403838420 is an apocalyptic number.

It is an amenable number.

36403838420 is an abundant number, since it is smaller than the sum of its proper divisors (44541167764).

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

36403838420 is a wasteful number, since it uses less digits than its factorization.

36403838420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107070139 (or 107070137 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 41.

The spelling of 36403838420 in words is "thirty-six billion, four hundred three million, eight hundred thirty-eight thousand, four hundred twenty".