52400320329 has 16 divisors (see below), whose sum is σ = 80158808448. Its totient is φ = 29826527232.

The previous prime is 52400320327. The next prime is 52400320361. The reversal of 52400320329 is 92302300425.

It is not a de Polignac number, because 52400320329 - 2¹ = 52400320327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52400320296 and 52400320305.

It is not an unprimeable number, because it can be changed into a prime (52400320321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4849182 + ... + 4859975.

It is an arithmetic number, because the mean of its divisors is an integer number (5009925528).

Almost surely, 2^52400320329 is an apocalyptic number.

It is an amenable number.

52400320329 is a deficient number, since it is larger than the sum of its proper divisors (27758488119).

52400320329 is a wasteful number, since it uses less digits than its factorization.

52400320329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9709424.

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 52400320329 in words is "fifty-two billion, four hundred million, three hundred twenty thousand, three hundred twenty-nine".