6151156566 has 16 divisors (see below), whose sum is σ = 12310253424. Its totient is φ = 2049062144.

The previous prime is 6151156559. The next prime is 6151156589. The reversal of 6151156566 is 6656511516.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent 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, 320751 + ... + 339386.

It is an arithmetic number, because the mean of its divisors is an integer number (769390839).

Almost surely, 2^6151156566 is an apocalyptic number.

6151156566 is an abundant number, since it is smaller than the sum of its proper divisors (6159096858).

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

6151156566 is a wasteful number, since it uses less digits than its factorization.

6151156566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661695.

The product of its digits is 162000, while the sum is 42.

The square root of 6151156566 is about 78429.3093556229. The cubic root of 6151156566 is about 1832.2536426254.

The spelling of 6151156566 in words is "six billion, one hundred fifty-one million, one hundred fifty-six thousand, five hundred sixty-six".