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52325166721 is a prime number
BaseRepresentation
bin110000101110110100…
…101010111010000001
312000001122000212201211
4300232310222322001
51324130220313341
640012101530121
73531444402322
oct605664527201
9160048025654
1052325166721
1120211213243
12a183713941
134c1b6b6c19
142765470449
151563a88181
hexc2ed2ae81

52325166721 has 2 divisors, whose sum is σ = 52325166722. Its totient is φ = 52325166720.

The previous prime is 52325166713. The next prime is 52325166743. The reversal of 52325166721 is 12766152325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50855211121 + 1469955600 = 225511^2 + 38340^2 .

It is a cyclic number.

It is not a de Polignac number, because 52325166721 - 23 = 52325166713 is a prime.

It is not a weakly prime, because it can be changed into another prime (52325166121) 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 as a sum of consecutive naturals, namely, 26162583360 + 26162583361.

It is an arithmetic number, because the mean of its divisors is an integer number (26162583361).

Almost surely, 252325166721 is an apocalyptic number.

It is an amenable number.

52325166721 is a deficient number, since it is larger than the sum of its proper divisors (1).

52325166721 is an equidigital number, since it uses as much as digits as its factorization.

52325166721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 40.

The spelling of 52325166721 in words is "fifty-two billion, three hundred twenty-five million, one hundred sixty-six thousand, seven hundred twenty-one".