2749365993 has 48 divisors (see below), whose sum is σ = 4158835520. Its totient is φ = 1613208960.

The previous prime is 2749365961. The next prime is 2749366001. The reversal of 2749365993 is 3995639472.

It is a happy number.

It is not a de Polignac number, because 2749365993 - 2⁵ = 2749365961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2749365193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3720018 + ... + 3720756.

Almost surely, 2^2749365993 is an apocalyptic number.

It is an amenable number.

2749365993 is a deficient number, since it is larger than the sum of its proper divisors (1409469527).

2749365993 is a wasteful number, since it uses less digits than its factorization.

2749365993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078 (or 1067 counting only the distinct ones).

The product of its digits is 11022480, while the sum is 57.

The square root of 2749365993 is about 52434.3970404924. The cubic root of 2749365993 is about 1400.9119896252.

The spelling of 2749365993 in words is "two billion, seven hundred forty-nine million, three hundred sixty-five thousand, nine hundred ninety-three".