6411653421 has 8 divisors (see below), whose sum is σ = 8549600064. Its totient is φ = 4274071200.

The previous prime is 6411653393. The next prime is 6411653459. The reversal of 6411653421 is 1243561146.

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

It is a de Polignac number, because none of the positive numbers 2^k-6411653421 is a prime.

It is a super-2 number, since 2×6411653421² = 82218599182042006482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6411653491) 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, 47001 + ... + 122606.

It is an arithmetic number, because the mean of its divisors is an integer number (1068700008).

Almost surely, 2^6411653421 is an apocalyptic number.

It is an amenable number.

6411653421 is a deficient number, since it is larger than the sum of its proper divisors (2137946643).

6411653421 is a wasteful number, since it uses less digits than its factorization.

6411653421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182211.

The product of its digits is 17280, while the sum is 33.

The square root of 6411653421 is about 80072.8007565615. The cubic root of 6411653421 is about 1857.7617332753.

The spelling of 6411653421 in words is "six billion, four hundred eleven million, six hundred fifty-three thousand, four hundred twenty-one".