623353108832011 has 2 divisors, whose sum is σ = 623353108832012. Its totient is φ = 623353108832010.

The previous prime is 623353108832009. The next prime is 623353108832053. The reversal of 623353108832011 is 110238801353326.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 623353108832011 - 2¹ = 623353108832009 is a prime.

Together with 623353108832009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (623353108833011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311676554416005 + 311676554416006.

It is an arithmetic number, because the mean of its divisors is an integer number (311676554416006).

Almost surely, 2^{623353108832011} is an apocalyptic number.

623353108832011 is a deficient number, since it is larger than the sum of its proper divisors (1).

623353108832011 is an equidigital number, since it uses as much as digits as its factorization.

623353108832011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 623353108832011 in words is "six hundred twenty-three trillion, three hundred fifty-three billion, one hundred eight million, eight hundred thirty-two thousand, eleven".