2749679650 has 24 divisors (see below), whose sum is σ = 5122886400. Its totient is φ = 1098047760.

The previous prime is 2749679629. The next prime is 2749679659. The reversal of 2749679650 is 569769472.

It is a junction number, because it is equal to n+sod(n) for n = 2749679591 and 2749679600.

It is not an unprimeable number, because it can be changed into a prime (2749679659) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 14950 + ... + 75649.

It is an arithmetic number, because the mean of its divisors is an integer number (213453600).

Almost surely, 2^2749679650 is an apocalyptic number.

2749679650 is a deficient number, since it is larger than the sum of its proper divisors (2373206750).

2749679650 is a wasteful number, since it uses less digits than its factorization.

2749679650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91218 (or 91213 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 55.

The square root of 2749679650 is about 52437.3879021448. The cubic root of 2749679650 is about 1400.9652611970.

The spelling of 2749679650 in words is "two billion, seven hundred forty-nine million, six hundred seventy-nine thousand, six hundred fifty".