2530728826943 has 2 divisors, whose sum is σ = 2530728826944. Its totient is φ = 2530728826942.

The previous prime is 2530728826939. The next prime is 2530728826949. The reversal of 2530728826943 is 3496288270352.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2530728826943 - 2² = 2530728826939 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2530728826949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265364413471 + 1265364413472.

It is an arithmetic number, because the mean of its divisors is an integer number (1265364413472).

Almost surely, 2^{2530728826943} is an apocalyptic number.

2530728826943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530728826943 is an equidigital number, since it uses as much as digits as its factorization.

2530728826943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34836480, while the sum is 59.

The spelling of 2530728826943 in words is "two trillion, five hundred thirty billion, seven hundred twenty-eight million, eight hundred twenty-six thousand, nine hundred forty-three".