2755958378 has 8 divisors (see below), whose sum is σ = 4134755268. Its totient is φ = 1377706624.

The previous prime is 2755958353. The next prime is 2755958389. The reversal of 2755958378 is 8738595572.

It can be written as a sum of positive squares in 2 ways, for example, as 2753835529 + 2122849 = 52477^2 + 1457^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123401 + ... + 144012.

Almost surely, 2^2755958378 is an apocalyptic number.

2755958378 is a deficient number, since it is larger than the sum of its proper divisors (1378796890).

2755958378 is a wasteful number, since it uses less digits than its factorization.

2755958378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272568.

The product of its digits is 21168000, while the sum is 59.

The square root of 2755958378 is about 52497.2225741515. Note that the first 3 decimals coincide. The cubic root of 2755958378 is about 1402.0307905377.

The spelling of 2755958378 in words is "two billion, seven hundred fifty-five million, nine hundred fifty-eight thousand, three hundred seventy-eight".