2700049643 has 4 divisors (see below), whose sum is σ = 2700339288. Its totient is φ = 2699760000.

The previous prime is 2700049609. The next prime is 2700049661. The reversal of 2700049643 is 3469400072.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2700049643 - 2¹² = 2700045547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2700049673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130358 + ... + 149643.

It is an arithmetic number, because the mean of its divisors is an integer number (675084822).

Almost surely, 2^2700049643 is an apocalyptic number.

2700049643 is a deficient number, since it is larger than the sum of its proper divisors (289645).

2700049643 is an equidigital number, since it uses as much as digits as its factorization.

2700049643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289644.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 2700049643 is about 51962.0019148608. The cubic root of 2700049643 is about 1392.4851841943.

The spelling of 2700049643 in words is "two billion, seven hundred million, forty-nine thousand, six hundred forty-three".