5223078777 has 16 divisors (see below), whose sum is σ = 8377871360. Its totient is φ = 2827531152.

The previous prime is 5223078737. The next prime is 5223078787. The reversal of 5223078777 is 7778703225.

It is a happy number.

It is not a de Polignac number, because 5223078777 - 2⁷ = 5223078649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5223078737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6544813 + ... + 6545610.

It is an arithmetic number, because the mean of its divisors is an integer number (523616960).

Almost surely, 2^5223078777 is an apocalyptic number.

5223078777 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

5223078777 is a deficient number, since it is larger than the sum of its proper divisors (3154792583).

5223078777 is a wasteful number, since it uses less digits than its factorization.

5223078777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13090452.

The product of its (nonzero) digits is 1152480, while the sum is 48.

The square root of 5223078777 is about 72270.8708747861. The cubic root of 5223078777 is about 1735.0374716941.

The spelling of 5223078777 in words is "five billion, two hundred twenty-three million, seventy-eight thousand, seven hundred seventy-seven".