6112891578 has 16 divisors (see below), whose sum is σ = 12241942560. Its totient is φ = 2034937296.

The previous prime is 6112891553. The next prime is 6112891583. The reversal of 6112891578 is 8751982116.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 668388 + ... + 677471.

It is an arithmetic number, because the mean of its divisors is an integer number (765121410).

Almost surely, 2^6112891578 is an apocalyptic number.

6112891578 is an abundant number, since it is smaller than the sum of its proper divisors (6129050982).

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

6112891578 is a wasteful number, since it uses less digits than its factorization.

6112891578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346621.

The product of its digits is 241920, while the sum is 48.

The square root of 6112891578 is about 78184.9830721987. The cubic root of 6112891578 is about 1828.4463884149.

The spelling of 6112891578 in words is "six billion, one hundred twelve million, eight hundred ninety-one thousand, five hundred seventy-eight".