6449358401 has 8 divisors (see below), whose sum is σ = 6961826880. Its totient is φ = 5956228432.

The previous prime is 6449358341. The next prime is 6449358403. The reversal of 6449358401 is 1048539446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6449358401 - 2²⁶ = 6382249537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6449358403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4833935 + ... + 4835268.

It is an arithmetic number, because the mean of its divisors is an integer number (870228360).

Almost surely, 2^6449358401 is an apocalyptic number.

It is an amenable number.

6449358401 is a deficient number, since it is larger than the sum of its proper divisors (512468479).

6449358401 is a wasteful number, since it uses less digits than its factorization.

6449358401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9669255.

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 6449358401 is about 80307.8975008062. The cubic root of 6449358401 is about 1861.3962615918.

The spelling of 6449358401 in words is "six billion, four hundred forty-nine million, three hundred fifty-eight thousand, four hundred one".