5166780048 has 400 divisors, whose sum is σ = 16625632320. Its totient is φ = 1543007232.

The previous prime is 5166779987. The next prime is 5166780049. The reversal of 5166780048 is 8400876615.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5166779985 and 5166780012.

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 79 ways as a sum of consecutive naturals, for example, 48287611 + ... + 48287717.

Almost surely, 2^5166780048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5166780048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8312816160).

5166780048 is an abundant number, since it is smaller than the sum of its proper divisors (11458852272).

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

5166780048 is a wasteful number, since it uses less digits than its factorization.

5166780048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 5166780048 is about 71880.3175285140. The cubic root of 5166780048 is about 1728.7810415984.

The spelling of 5166780048 in words is "five billion, one hundred sixty-six million, seven hundred eighty thousand, forty-eight".