6166190493 has 6 divisors (see below), whose sum is σ = 8906719614. Its totient is φ = 4110793656.

The previous prime is 6166190473. The next prime is 6166190507. The reversal of 6166190493 is 3940916616.

6166190493 is a `hidden beast` number, since 6 + 16 + 61 + 90 + 493 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5902387929 + 263802564 = 76827^2 + 16242^2 .

It is not a de Polignac number, because 6166190493 - 2⁸ = 6166190237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6166190413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 342566130 + ... + 342566147.

It is an arithmetic number, because the mean of its divisors is an integer number (1484453269).

Almost surely, 2^6166190493 is an apocalyptic number.

It is an amenable number.

6166190493 is a deficient number, since it is larger than the sum of its proper divisors (2740529121).

6166190493 is a wasteful number, since it uses less digits than its factorization.

6166190493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685132283 (or 685132280 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 6166190493 is about 78525.0946704300. The cubic root of 6166190493 is about 1833.7451538075.

The spelling of 6166190493 in words is "six billion, one hundred sixty-six million, one hundred ninety thousand, four hundred ninety-three".