6840113558 has 32 divisors (see below), whose sum is σ = 10840798080. Its totient is φ = 3232535040.

The previous prime is 6840113551. The next prime is 6840113561. The reversal of 6840113558 is 8553110486.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6840113551) 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, 720410 + ... + 729842.

It is an arithmetic number, because the mean of its divisors is an integer number (338774940).

Almost surely, 2^6840113558 is an apocalyptic number.

6840113558 is a deficient number, since it is larger than the sum of its proper divisors (4000684522).

6840113558 is a wasteful number, since it uses less digits than its factorization.

6840113558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9752.

The product of its (nonzero) digits is 115200, while the sum is 41.

The square root of 6840113558 is about 82704.9790399587. The cubic root of 6840113558 is about 1898.2544964596.

The spelling of 6840113558 in words is "six billion, eight hundred forty million, one hundred thirteen thousand, five hundred fifty-eight".