5277780819 has 6 divisors (see below), whose sum is σ = 7623461196. Its totient is φ = 3518520540.

The previous prime is 5277780799. The next prime is 5277780829. The reversal of 5277780819 is 9180877725.

It is a happy number.

It is not a de Polignac number, because 5277780819 - 2⁵ = 5277780787 is a prime.

It is a super-2 number, since 2×5277780819² = 55709940746808621522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5277780829) 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, 293210037 + ... + 293210054.

It is an arithmetic number, because the mean of its divisors is an integer number (1270576866).

Almost surely, 2^5277780819 is an apocalyptic number.

5277780819 is a deficient number, since it is larger than the sum of its proper divisors (2345680377).

5277780819 is a wasteful number, since it uses less digits than its factorization.

5277780819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586420097 (or 586420094 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 54.

The square root of 5277780819 is about 72648.3366568017. The cubic root of 5277780819 is about 1741.0735457909.

The spelling of 5277780819 in words is "five billion, two hundred seventy-seven million, seven hundred eighty thousand, eight hundred nineteen".