2658216403 has 2 divisors, whose sum is σ = 2658216404. Its totient is φ = 2658216402.

The previous prime is 2658216371. The next prime is 2658216439. The reversal of 2658216403 is 3046128562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2658216403 - 2⁵ = 2658216371 is a prime.

It is a super-2 number, since 2×2658216403² = 14132228890356516818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2658211403) 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, 1329108201 + 1329108202.

It is an arithmetic number, because the mean of its divisors is an integer number (1329108202).

Almost surely, 2^2658216403 is an apocalyptic number.

2658216403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2658216403 is an equidigital number, since it uses as much as digits as its factorization.

2658216403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 2658216403 is about 51557.8937021287. The cubic root of 2658216403 is about 1385.2562273625.

The spelling of 2658216403 in words is "two billion, six hundred fifty-eight million, two hundred sixteen thousand, four hundred three".