2739768653 has 2 divisors, whose sum is σ = 2739768654. Its totient is φ = 2739768652.

The previous prime is 2739768529. The next prime is 2739768659. The reversal of 2739768653 is 3568679372.

It is a happy number.

2739768653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1424836009 + 1314932644 = 37747^2 + 36262^2 .

It is a cyclic number.

It is not a de Polignac number, because 2739768653 - 2⁸ = 2739768397 is a prime.

It is a super-2 number, since 2×2739768653² = 15012664543922868818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2739768659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1369884326 + 1369884327.

It is an arithmetic number, because the mean of its divisors is an integer number (1369884327).

Almost surely, 2^2739768653 is an apocalyptic number.

It is an amenable number.

2739768653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2739768653 is an equidigital number, since it uses as much as digits as its factorization.

2739768653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11430720, while the sum is 56.

The square root of 2739768653 is about 52342.7994379361. The cubic root of 2739768653 is about 1399.2800129543.

The spelling of 2739768653 in words is "two billion, seven hundred thirty-nine million, seven hundred sixty-eight thousand, six hundred fifty-three".