6156555560 has 32 divisors (see below), whose sum is σ = 14581317600. Its totient is φ = 2333010240.

The previous prime is 6156555511. The next prime is 6156555583. The reversal of 6156555560 is 655556516.

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, 4049606 + ... + 4051125.

It is an arithmetic number, because the mean of its divisors is an integer number (455666175).

Almost surely, 2^6156555560 is an apocalyptic number.

It is an amenable number.

6156555560 is an abundant number, since it is smaller than the sum of its proper divisors (8424762040).

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

6156555560 is a wasteful number, since it uses less digits than its factorization.

6156555560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8100761 (or 8100757 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 44.

The square root of 6156555560 is about 78463.7212984447. The cubic root of 6156555560 is about 1832.7895545035.

The spelling of 6156555560 in words is "six billion, one hundred fifty-six million, five hundred fifty-five thousand, five hundred sixty".