6111534878 has 32 divisors (see below), whose sum is σ = 9601320960. Its totient is φ = 2913936480.

The previous prime is 6111534853. The next prime is 6111534881. The reversal of 6111534878 is 8784351116.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1692551 + ... + 1696157.

It is an arithmetic number, because the mean of its divisors is an integer number (300041280).

Almost surely, 2^6111534878 is an apocalyptic number.

6111534878 is a deficient number, since it is larger than the sum of its proper divisors (3489786082).

6111534878 is a wasteful number, since it uses less digits than its factorization.

6111534878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3992.

The product of its digits is 161280, while the sum is 44.

The square root of 6111534878 is about 78176.3063721995. The cubic root of 6111534878 is about 1828.3111094597.

The spelling of 6111534878 in words is "six billion, one hundred eleven million, five hundred thirty-four thousand, eight hundred seventy-eight".