2750378667 has 8 divisors (see below), whose sum is σ = 3695165760. Its totient is φ = 1819588680.

The previous prime is 2750378641. The next prime is 2750378681. The reversal of 2750378667 is 7668730572.

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

It is not a de Polignac number, because 2750378667 - 2¹¹ = 2750376619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2750378627) 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, 3498817 + ... + 3499602.

It is an arithmetic number, because the mean of its divisors is an integer number (461895720).

Almost surely, 2^2750378667 is an apocalyptic number.

2750378667 is a deficient number, since it is larger than the sum of its proper divisors (944787093).

2750378667 is a wasteful number, since it uses less digits than its factorization.

2750378667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6998553.

The product of its (nonzero) digits is 2963520, while the sum is 51.

The square root of 2750378667 is about 52444.0527324119. The cubic root of 2750378667 is about 1401.0839678204.

The spelling of 2750378667 in words is "two billion, seven hundred fifty million, three hundred seventy-eight thousand, six hundred sixty-seven".