5072806777 has 4 divisors (see below), whose sum is σ = 5073648976. Its totient is φ = 5071964580.

The previous prime is 5072806771. The next prime is 5072806811. The reversal of 5072806777 is 7776082705.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5072806777 - 2¹⁵ = 5072774009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5072806777.

It is not an unprimeable number, because it can be changed into a prime (5072806771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411999 + ... + 424132.

It is an arithmetic number, because the mean of its divisors is an integer number (1268412244).

Almost surely, 2^5072806777 is an apocalyptic number.

It is an amenable number.

5072806777 is a deficient number, since it is larger than the sum of its proper divisors (842199).

5072806777 is an equidigital number, since it uses as much as digits as its factorization.

5072806777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842198.

The product of its (nonzero) digits is 1152480, while the sum is 49.

The square root of 5072806777 is about 71223.6391726792. The cubic root of 5072806777 is about 1718.2358395550.

The spelling of 5072806777 in words is "five billion, seventy-two million, eight hundred six thousand, seven hundred seventy-seven".