2777233061 has 4 divisors (see below), whose sum is σ = 2852293452. Its totient is φ = 2702172672.

The previous prime is 2777233051. The next prime is 2777233087. The reversal of 2777233061 is 1603327772.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2176689025 + 600544036 = 46655^2 + 24506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2777233061 is a prime.

It is a super-2 number, since 2×2777233061² = 15426046950222859442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2777233001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37530140 + ... + 37530213.

It is an arithmetic number, because the mean of its divisors is an integer number (713073363).

Almost surely, 2^2777233061 is an apocalyptic number.

It is an amenable number.

2777233061 is a deficient number, since it is larger than the sum of its proper divisors (75060391).

2777233061 is an equidigital number, since it uses as much as digits as its factorization.

2777233061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75060390.

The product of its (nonzero) digits is 74088, while the sum is 38.

The square root of 2777233061 is about 52699.4597790148. The cubic root of 2777233061 is about 1405.6292164446.

The spelling of 2777233061 in words is "two billion, seven hundred seventy-seven million, two hundred thirty-three thousand, sixty-one".