6134561618 has 8 divisors (see below), whose sum is σ = 9211990512. Its totient is φ = 3063898116.

The previous prime is 6134561617. The next prime is 6134561621. The reversal of 6134561618 is 8161654316.

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

It is not an unprimeable number, because it can be changed into a prime (6134561611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1689080 + ... + 1692707.

It is an arithmetic number, because the mean of its divisors is an integer number (1151498814).

Almost surely, 2^6134561618 is an apocalyptic number.

6134561618 is a deficient number, since it is larger than the sum of its proper divisors (3077428894).

6134561618 is a wasteful number, since it uses less digits than its factorization.

6134561618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3382696.

The product of its digits is 103680, while the sum is 41.

The square root of 6134561618 is about 78323.4423273135. The cubic root of 6134561618 is about 1830.6044384754.

The spelling of 6134561618 in words is "six billion, one hundred thirty-four million, five hundred sixty-one thousand, six hundred eighteen".