36821552438 has 16 divisors (see below), whose sum is σ = 60256405440. Its totient is φ = 16736248200.

The previous prime is 36821552423. The next prime is 36821552459. The reversal of 36821552438 is 83425512863.

It is a junction number, because it is equal to n+sod(n) for n = 36821552392 and 36821552401.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 805373 + ... + 849863.

It is an arithmetic number, because the mean of its divisors is an integer number (3766025340).

Almost surely, 2^36821552438 is an apocalyptic number.

36821552438 is a deficient number, since it is larger than the sum of its proper divisors (23434853002).

36821552438 is a wasteful number, since it uses less digits than its factorization.

36821552438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82123.

The product of its digits is 1382400, while the sum is 47.

The spelling of 36821552438 in words is "thirty-six billion, eight hundred twenty-one million, five hundred fifty-two thousand, four hundred thirty-eight".