5166780047 has 24 divisors (see below), whose sum is σ = 6137907840. Its totient is φ = 4311259680.

The previous prime is 5166779987. The next prime is 5166780049. The reversal of 5166780047 is 7400876615.

It is not a de Polignac number, because 5166780047 - 2³⁰ = 4093038223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5166780049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 324998 + ... + 340524.

It is an arithmetic number, because the mean of its divisors is an integer number (255746160).

Almost surely, 2^5166780047 is an apocalyptic number.

5166780047 is a deficient number, since it is larger than the sum of its proper divisors (971127793).

5166780047 is a wasteful number, since it uses less digits than its factorization.

5166780047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15743 (or 15730 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 5166780047 is about 71880.3175215580. The cubic root of 5166780047 is about 1728.7810414869.

The spelling of 5166780047 in words is "five billion, one hundred sixty-six million, seven hundred eighty thousand, forty-seven".