6413655018 has 16 divisors (see below), whose sum is σ = 13385019456. Its totient is φ = 2044933440.

The previous prime is 6413654987. The next prime is 6413655071. The reversal of 6413655018 is 8105563146.

It is a super-2 number, since 2×6413655018² = 82269941379833160648, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23237743 + ... + 23238018.

It is an arithmetic number, because the mean of its divisors is an integer number (836563716).

Almost surely, 2^6413655018 is an apocalyptic number.

6413655018 is an abundant number, since it is smaller than the sum of its proper divisors (6971364438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6413655018 is a wasteful number, since it uses less digits than its factorization.

6413655018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46475789.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 6413655018 is about 80085.2983886556. The cubic root of 6413655018 is about 1857.9550325273.

The spelling of 6413655018 in words is "six billion, four hundred thirteen million, six hundred fifty-five thousand, eighteen".