6349454686 has 16 divisors (see below), whose sum is σ = 9618122736. Its totient is φ = 3143444416.

The previous prime is 6349454659. The next prime is 6349454687. The reversal of 6349454686 is 6864549436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6349454687) 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, 485100 + ... + 498016.

It is an arithmetic number, because the mean of its divisors is an integer number (601132671).

Almost surely, 2^6349454686 is an apocalyptic number.

6349454686 is a deficient number, since it is larger than the sum of its proper divisors (3268668050).

6349454686 is a wasteful number, since it uses less digits than its factorization.

6349454686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15323.

The product of its digits is 14929920, while the sum is 55.

The square root of 6349454686 is about 79683.4655747351. The cubic root of 6349454686 is about 1851.7348893266.

The spelling of 6349454686 in words is "six billion, three hundred forty-nine million, four hundred fifty-four thousand, six hundred eighty-six".