6401828233449 has 32 divisors (see below), whose sum is σ = 10346892266880. Its totient is φ = 3879707198400.

The previous prime is 6401828233439. The next prime is 6401828233543. The reversal of 6401828233449 is 9443328281046.

It is a happy number.

6401828233449 is a `hidden beast` number, since 6 + 4 + 0 + 18 + 282 + 3 + 344 + 9 = 666.

It is not a de Polignac number, because 6401828233449 - 2⁹ = 6401828232937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6401828233395 and 6401828233404.

It is not an unprimeable number, because it can be changed into a prime (6401828233439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5717679 + ... + 6745035.

It is an arithmetic number, because the mean of its divisors is an integer number (323340383340).

Almost surely, 2^{6401828233449} is an apocalyptic number.

It is an amenable number.

6401828233449 is a deficient number, since it is larger than the sum of its proper divisors (3945064033431).

6401828233449 is a wasteful number, since it uses less digits than its factorization.

6401828233449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048358 (or 1048352 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 54.

The spelling of 6401828233449 in words is "six trillion, four hundred one billion, eight hundred twenty-eight million, two hundred thirty-three thousand, four hundred forty-nine".