6772031361 has 6 divisors (see below), whose sum is σ = 9781823090. Its totient is φ = 4514687568.

The previous prime is 6772031359. The next prime is 6772031363. The reversal of 6772031361 is 1631302776.

It is an interprime number because it is at equal distance from previous prime (6772031359) and next prime (6772031363).

It can be written as a sum of positive squares in only one way, i.e., 4535214336 + 2236817025 = 67344^2 + 47295^2 .

It is not a de Polignac number, because 6772031361 - 2¹ = 6772031359 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6772031363) 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, 376223956 + ... + 376223973.

Almost surely, 2^6772031361 is an apocalyptic number.

It is an amenable number.

6772031361 is a deficient number, since it is larger than the sum of its proper divisors (3009791729).

6772031361 is a wasteful number, since it uses less digits than its factorization.

6772031361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752447935 (or 752447932 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 6772031361 is about 82292.3529922435. The cubic root of 6772031361 is about 1891.9354734008.

The spelling of 6772031361 in words is "six billion, seven hundred seventy-two million, thirty-one thousand, three hundred sixty-one".