288621952403 has 2 divisors, whose sum is σ = 288621952404. Its totient is φ = 288621952402.

The previous prime is 288621952373. The next prime is 288621952499. The reversal of 288621952403 is 304259126882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 288621952403 - 2¹⁴ = 288621936019 is a prime.

It is not a weakly prime, because it can be changed into another prime (288621954403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144310976201 + 144310976202.

It is an arithmetic number, because the mean of its divisors is an integer number (144310976202).

Almost surely, 2^288621952403 is an apocalyptic number.

288621952403 is a deficient number, since it is larger than the sum of its proper divisors (1).

288621952403 is an equidigital number, since it uses as much as digits as its factorization.

288621952403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 50.

The spelling of 288621952403 in words is "two hundred eighty-eight billion, six hundred twenty-one million, nine hundred fifty-two thousand, four hundred three".