6411634539 has 16 divisors (see below), whose sum is σ = 8585391360. Its totient is φ = 4256189280.

The previous prime is 6411634529. The next prime is 6411634553. The reversal of 6411634539 is 9354361146.

It is a happy number.

It is not a de Polignac number, because 6411634539 - 2⁸ = 6411634283 is a prime.

It is a super-2 number, since 2×6411634539² = 82218114923395485042, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6411634539.

It is not an unprimeable number, because it can be changed into a prime (6411634529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 732024 + ... + 740730.

It is an arithmetic number, because the mean of its divisors is an integer number (536586960).

Almost surely, 2^6411634539 is an apocalyptic number.

6411634539 is a deficient number, since it is larger than the sum of its proper divisors (2173756821).

6411634539 is a wasteful number, since it uses less digits than its factorization.

6411634539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9730.

The product of its digits is 233280, while the sum is 42.

The square root of 6411634539 is about 80072.6828512696. The cubic root of 6411634539 is about 1857.7599096016.

The spelling of 6411634539 in words is "six billion, four hundred eleven million, six hundred thirty-four thousand, five hundred thirty-nine".