52736632405 has 16 divisors (see below), whose sum is σ = 63540926064. Its totient is φ = 42018324480.

The previous prime is 52736632381. The next prime is 52736632477. The reversal of 52736632405 is 50423663725.

It can be written as a sum of positive squares in 8 ways, for example, as 36084049 + 52700548356 = 6007^2 + 229566^2 .

It is not a de Polignac number, because 52736632405 - 2¹⁵ = 52736599637 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 1291989 + ... + 1332181.

It is an arithmetic number, because the mean of its divisors is an integer number (3971307879).

Almost surely, 2^52736632405 is an apocalyptic number.

It is an amenable number.

52736632405 is a deficient number, since it is larger than the sum of its proper divisors (10804293659).

52736632405 is a wasteful number, since it uses less digits than its factorization.

52736632405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41256.

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 52736632405 in words is "fifty-two billion, seven hundred thirty-six million, six hundred thirty-two thousand, four hundred five".