7166438038 has 8 divisors (see below), whose sum is σ = 10805938560. Its totient is φ = 3564458520.

The previous prime is 7166438017. The next prime is 7166438039. The reversal of 7166438038 is 8308346617.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7166438039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9379773 + ... + 9380536.

It is an arithmetic number, because the mean of its divisors is an integer number (1350742320).

Almost surely, 2^7166438038 is an apocalyptic number.

7166438038 is a deficient number, since it is larger than the sum of its proper divisors (3639500522).

7166438038 is a wasteful number, since it uses less digits than its factorization.

7166438038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18760502.

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 7166438038 is about 84654.8169804885. The cubic root of 7166438038 is about 1927.9737509196.

The spelling of 7166438038 in words is "seven billion, one hundred sixty-six million, four hundred thirty-eight thousand, thirty-eight".