6402213633449 has 4 divisors (see below), whose sum is σ = 6408726567936. Its totient is φ = 6395700698964.

The previous prime is 6402213633427. The next prime is 6402213633461. The reversal of 6402213633449 is 9443363122046.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6402213633449 - 2²⁴ = 6402196856233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6402213633749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3256465769 + ... + 3256467734.

It is an arithmetic number, because the mean of its divisors is an integer number (1602181641984).

Almost surely, 2^{6402213633449} is an apocalyptic number.

It is an amenable number.

6402213633449 is a deficient number, since it is larger than the sum of its proper divisors (6512934487).

6402213633449 is an equidigital number, since it uses as much as digits as its factorization.

6402213633449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6512934486.

The product of its (nonzero) digits is 2239488, while the sum is 47.

The spelling of 6402213633449 in words is "six trillion, four hundred two billion, two hundred thirteen million, six hundred thirty-three thousand, four hundred forty-nine".