2555050527521 has 2 divisors, whose sum is σ = 2555050527522. Its totient is φ = 2555050527520.

The previous prime is 2555050527451. The next prime is 2555050527577. The reversal of 2555050527521 is 1257250505552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2494946611600 + 60103915921 = 1579540^2 + 245161^2 .

It is a cyclic number.

It is not a de Polignac number, because 2555050527521 - 2¹⁸ = 2555050265377 is a prime.

It is not a weakly prime, because it can be changed into another prime (2555050527581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277525263760 + 1277525263761.

It is an arithmetic number, because the mean of its divisors is an integer number (1277525263761).

Almost surely, 2^{2555050527521} is an apocalyptic number.

It is an amenable number.

2555050527521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555050527521 is an equidigital number, since it uses as much as digits as its factorization.

2555050527521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 875000, while the sum is 44.

The spelling of 2555050527521 in words is "two trillion, five hundred fifty-five billion, fifty million, five hundred twenty-seven thousand, five hundred twenty-one".