5081780770 has 64 divisors (see below), whose sum is σ = 10440679680. Its totient is φ = 1762816000.

The previous prime is 5081780723. The next prime is 5081780771. The reversal of 5081780770 is 770871805.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5081780771) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1012026 + ... + 1017034.

It is an arithmetic number, because the mean of its divisors is an integer number (163135620).

Almost surely, 2^5081780770 is an apocalyptic number.

5081780770 is an abundant number, since it is smaller than the sum of its proper divisors (5358898910).

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

5081780770 is a wasteful number, since it uses less digits than its factorization.

5081780770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5451.

The product of its (nonzero) digits is 109760, while the sum is 43.

The square root of 5081780770 is about 71286.6100330209. The cubic root of 5081780770 is about 1719.2484514068.

The spelling of 5081780770 in words is "five billion, eighty-one million, seven hundred eighty thousand, seven hundred seventy".