6534166042 has 8 divisors (see below), whose sum is σ = 9810219636. Its totient is φ = 3264092832.

The previous prime is 6534166033. The next prime is 6534166057. The reversal of 6534166042 is 2406614356.

It can be written as a sum of positive squares in 2 ways, for example, as 6514265521 + 19900521 = 80711^2 + 4461^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6534165992 and 6534166010.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1492363 + ... + 1496734.

Almost surely, 2^6534166042 is an apocalyptic number.

6534166042 is a deficient number, since it is larger than the sum of its proper divisors (3276053594).

6534166042 is a wasteful number, since it uses less digits than its factorization.

6534166042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990192.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 6534166042 is about 80834.1885714207. The cubic root of 6534166042 is about 1869.5197411204.

The spelling of 6534166042 in words is "six billion, five hundred thirty-four million, one hundred sixty-six thousand, forty-two".