2775331149 has 8 divisors (see below), whose sum is σ = 3763161120. Its totient is φ = 1818860976.

The previous prime is 2775331099. The next prime is 2775331201. The reversal of 2775331149 is 9411335772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2775331149 - 2¹² = 2775327053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2775331149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2775331049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7839742 + ... + 7840095.

It is an arithmetic number, because the mean of its divisors is an integer number (470395140).

Almost surely, 2^2775331149 is an apocalyptic number.

It is an amenable number.

2775331149 is a deficient number, since it is larger than the sum of its proper divisors (987829971).

2775331149 is a wasteful number, since it uses less digits than its factorization.

2775331149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15679899.

The product of its digits is 158760, while the sum is 42.

The square root of 2775331149 is about 52681.4117977110. The cubic root of 2775331149 is about 1405.3082742800.

The spelling of 2775331149 in words is "two billion, seven hundred seventy-five million, three hundred thirty-one thousand, one hundred forty-nine".