5672777321 has 2 divisors, whose sum is σ = 5672777322. Its totient is φ = 5672777320.

The previous prime is 5672777317. The next prime is 5672777329. The reversal of 5672777321 is 1237772765.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5246974096 + 425803225 = 72436^2 + 20635^2 .

It is a cyclic number.

It is not a de Polignac number, because 5672777321 - 2² = 5672777317 is a prime.

It is not a weakly prime, because it can be changed into another prime (5672777329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2836388660 + 2836388661.

It is an arithmetic number, because the mean of its divisors is an integer number (2836388661).

Almost surely, 2^5672777321 is an apocalyptic number.

It is an amenable number.

5672777321 is a deficient number, since it is larger than the sum of its proper divisors (1).

5672777321 is an equidigital number, since it uses as much as digits as its factorization.

5672777321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864360, while the sum is 47.

The square root of 5672777321 is about 75317.8419831583. The cubic root of 5672777321 is about 1783.4676878503.

The spelling of 5672777321 in words is "five billion, six hundred seventy-two million, seven hundred seventy-seven thousand, three hundred twenty-one".