2749628946929 has 2 divisors, whose sum is σ = 2749628946930. Its totient is φ = 2749628946928.

The previous prime is 2749628946913. The next prime is 2749628946949. The reversal of 2749628946929 is 9296498269472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2364890352400 + 384738594529 = 1537820^2 + 620273^2 .

It is a cyclic number.

It is not a de Polignac number, because 2749628946929 - 2⁴ = 2749628946913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2749628946929.

It is not a weakly prime, because it can be changed into another prime (2749628946949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1374814473464 + 1374814473465.

It is an arithmetic number, because the mean of its divisors is an integer number (1374814473465).

Almost surely, 2^{2749628946929} is an apocalyptic number.

It is an amenable number.

2749628946929 is a deficient number, since it is larger than the sum of its proper divisors (1).

2749628946929 is an equidigital number, since it uses as much as digits as its factorization.

2749628946929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693052928, while the sum is 77.

The spelling of 2749628946929 in words is "two trillion, seven hundred forty-nine billion, six hundred twenty-eight million, nine hundred forty-six thousand, nine hundred twenty-nine".