288628603423 has 2 divisors, whose sum is σ = 288628603424. Its totient is φ = 288628603422.

The previous prime is 288628603421. The next prime is 288628603433. The reversal of 288628603423 is 324306826882.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 288628603423 - 2¹ = 288628603421 is a prime.

It is a super-2 number, since 2×288628603423² (a number of 24 digits) contains 22 as substring.

Together with 288628603421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (288628603421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144314301711 + 144314301712.

It is an arithmetic number, because the mean of its divisors is an integer number (144314301712).

Almost surely, 2^288628603423 is an apocalyptic number.

288628603423 is a deficient number, since it is larger than the sum of its proper divisors (1).

288628603423 is an equidigital number, since it uses as much as digits as its factorization.

288628603423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5308416, while the sum is 52.

The spelling of 288628603423 in words is "two hundred eighty-eight billion, six hundred twenty-eight million, six hundred three thousand, four hundred twenty-three".