6861579834 has 32 divisors (see below), whose sum is σ = 14461628544. Its totient is φ = 2166084800.

The previous prime is 6861579833. The next prime is 6861579847. The reversal of 6861579834 is 4389751686.

It is not an unprimeable number, because it can be changed into a prime (6861579833) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 232209 + ... + 260084.

It is an arithmetic number, because the mean of its divisors is an integer number (451925892).

Almost surely, 2^6861579834 is an apocalyptic number.

6861579834 is an abundant number, since it is smaller than the sum of its proper divisors (7600048710).

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

6861579834 is a wasteful number, since it uses less digits than its factorization.

6861579834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492422.

The product of its digits is 8709120, while the sum is 57.

The square root of 6861579834 is about 82834.6535816985. The cubic root of 6861579834 is about 1900.2381819595.

The spelling of 6861579834 in words is "six billion, eight hundred sixty-one million, five hundred seventy-nine thousand, eight hundred thirty-four".